20644526640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1\times {\mathrm{739}}^1$

素因数の和:980

約数の個数: 320

約数和(自身を含む): 69925524480

約数和(自身を除く): 49280997840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 41, 48, 51, 60, 68, 80, 82, 85, 102, 120, 123, 136, 164, 167, 170, 204, 205, 240, 246, 255, 272, 328, 334, 340, 408, 410, 492, 501, 510, 615, 656, 668, 680, 697, 739, 816, 820, 835, 984, 1002, 1020, 1230, 1336, 1360, 1394, 1478, 1640, 1670, 1968, 2004, 2040, 2091, 2217, 2460, 2505, 2672, 2788, 2839, 2956, 3280, 3340, 3485, 3695, 4008, 4080, 4182, 4434, 4920, 5010, 5576, 5678, 5912, 6680, 6847, 6970, 7390, 8016, 8364, 8517, 8868, 9840, 10020, 10455, 11085, 11152, 11356, 11824, 12563, 13360, 13694, 13940, 14195, 14780, 16728, 17034, 17736, 20040, 20541, 20910, 22170, 22712, 25126, 27388, 27880, 28390, 29560, 30299, 33456, 34068, 34235, 35472, 37689, 40080, 41082, 41820, 42585, 44340, 45424, 50252, 54776, 55760, 56780, 59120, 60598, 62815, 68136, 68470, 75378, 82164, 83640, 85170, 88680, 90897, 100504, 102705, 109552, 113560, 116399, 121196, 123413, 125630, 136272, 136940, 150756, 151495, 164328, 167280, 170340, 177360, 181794, 188445, 201008, 205410, 227120, 232798, 242392, 246826, 251260, 273880, 301512, 302990, 328656, 340680, 349197, 363588, 370239, 376890, 410820, 454485, 465596, 484784, 493652, 502520, 515083, 547760, 581995, 603024, 605980, 617065, 681360, 698394, 727176, 740478, 753780, 821640, 908970, 931192, 987304, 1005040, 1030166, 1163990, 1211960, 1234130, 1396788, 1454352, 1480956, 1507560, 1545249, 1643280, 1745985, 1817940, 1851195, 1862384, 1974608, 2060332, 2098021, 2327980, 2423920, 2468260, 2575415, 2793576, 2961912, 3015120, 3090498, 3491970, 3635880, 3702390, 4120664, 4196042, 4655960, 4936520, 5059933, 5150830, 5587152, 5923824, 6180996, 6294063, 6983940, 7271760, 7404780, 7726245, 8241328, 8392084, 9311920, 9873040, 10119866, 10301660, 10490105, 12361992, 12588126, 13967880, 14809560, 15179799, 15452490, 16784168, 20239732, 20603320, 20980210, 24723984, 25176252, 25299665, 27935760, 29619120, 30359598, 30904980, 31470315, 33568336, 40479464, 41206640, 41960420, 50352504, 50599330, 60719196, 61809960, 62940630, 75898995, 80958928, 83920840, 86018861, 100705008, 101198660, 121438392, 123619920, 125881260, 151797990, 167841680, 172037722, 202397320, 242876784, 251762520, 258056583, 303595980, 344075444, 404794640, 430094305, 503525040, 516113166, 607191960, 688150888, 860188610, 1032226332, 1214383920, 1290282915, 1376301776, 1720377220, 2064452664, 2580565830, 3440754440, 4128905328, 5161131660, 6881508880, 10322263320, 20644526640]

約数ペア:

[(1, 20644526640), (2, 10322263320), (3, 6881508880), (4, 5161131660), (5, 4128905328), (6, 3440754440), (8, 2580565830), (10, 2064452664), (12, 1720377220), (15, 1376301776), (16, 1290282915), (17, 1214383920), (20, 1032226332), (24, 860188610), (30, 688150888), (34, 607191960), (40, 516113166), (41, 503525040), (48, 430094305), (51, 404794640), (60, 344075444), (68, 303595980), (80, 258056583), (82, 251762520), (85, 242876784), (102, 202397320), (120, 172037722), (123, 167841680), (136, 151797990), (164, 125881260), (167, 123619920), (170, 121438392), (204, 101198660), (205, 100705008), (240, 86018861), (246, 83920840), (255, 80958928), (272, 75898995), (328, 62940630), (334, 61809960), (340, 60719196), (408, 50599330), (410, 50352504), (492, 41960420), (501, 41206640), (510, 40479464), (615, 33568336), (656, 31470315), (668, 30904980), (680, 30359598), (697, 29619120), (739, 27935760), (816, 25299665), (820, 25176252), (835, 24723984), (984, 20980210), (1002, 20603320), (1020, 20239732), (1230, 16784168), (1336, 15452490), (1360, 15179799), (1394, 14809560), (1478, 13967880), (1640, 12588126), (1670, 12361992), (1968, 10490105), (2004, 10301660), (2040, 10119866), (2091, 9873040), (2217, 9311920), (2460, 8392084), (2505, 8241328), (2672, 7726245), (2788, 7404780), (2839, 7271760), (2956, 6983940), (3280, 6294063), (3340, 6180996), (3485, 5923824), (3695, 5587152), (4008, 5150830), (4080, 5059933), (4182, 4936520), (4434, 4655960), (4920, 4196042), (5010, 4120664), (5576, 3702390), (5678, 3635880), (5912, 3491970), (6680, 3090498), (6847, 3015120), (6970, 2961912), (7390, 2793576), (8016, 2575415), (8364, 2468260), (8517, 2423920), (8868, 2327980), (9840, 2098021), (10020, 2060332), (10455, 1974608), (11085, 1862384), (11152, 1851195), (11356, 1817940), (11824, 1745985), (12563, 1643280), (13360, 1545249), (13694, 1507560), (13940, 1480956), (14195, 1454352), (14780, 1396788), (16728, 1234130), (17034, 1211960), (17736, 1163990), (20040, 1030166), (20541, 1005040), (20910, 987304), (22170, 931192), (22712, 908970), (25126, 821640), (27388, 753780), (27880, 740478), (28390, 727176), (29560, 698394), (30299, 681360), (33456, 617065), (34068, 605980), (34235, 603024), (35472, 581995), (37689, 547760), (40080, 515083), (41082, 502520), (41820, 493652), (42585, 484784), (44340, 465596), (45424, 454485), (50252, 410820), (54776, 376890), (55760, 370239), (56780, 363588), (59120, 349197), (60598, 340680), (62815, 328656), (68136, 302990), (68470, 301512), (75378, 273880), (82164, 251260), (83640, 246826), (85170, 242392), (88680, 232798), (90897, 227120), (100504, 205410), (102705, 201008), (109552, 188445), (113560, 181794), (116399, 177360), (121196, 170340), (123413, 167280), (125630, 164328), (136272, 151495), (136940, 150756)]