1971965520

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{3181}}^1$

素因数の和:3251

約数の個数: 320

約数和(自身を含む): 7954490880

約数和(自身を除く): 5982525360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 41, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 82, 84, 90, 105, 108, 112, 120, 123, 126, 135, 140, 144, 164, 168, 180, 189, 205, 210, 216, 240, 246, 252, 270, 280, 287, 315, 328, 336, 360, 369, 378, 410, 420, 432, 492, 504, 540, 560, 574, 615, 630, 656, 720, 738, 756, 820, 840, 861, 945, 984, 1008, 1080, 1107, 1148, 1230, 1260, 1435, 1476, 1512, 1640, 1680, 1722, 1845, 1890, 1968, 2160, 2214, 2296, 2460, 2520, 2583, 2870, 2952, 3024, 3181, 3280, 3444, 3690, 3780, 4305, 4428, 4592, 4920, 5040, 5166, 5535, 5740, 5904, 6362, 6888, 7380, 7560, 7749, 8610, 8856, 9543, 9840, 10332, 11070, 11480, 12724, 12915, 13776, 14760, 15120, 15498, 15905, 17220, 17712, 19086, 20664, 22140, 22267, 22960, 25448, 25830, 28629, 29520, 30996, 31810, 34440, 38172, 38745, 41328, 44280, 44534, 47715, 50896, 51660, 57258, 61992, 63620, 66801, 68880, 76344, 77490, 85887, 88560, 89068, 95430, 103320, 111335, 114516, 123984, 127240, 130421, 133602, 143145, 152688, 154980, 171774, 178136, 190860, 200403, 206640, 222670, 229032, 254480, 260842, 267204, 286290, 309960, 334005, 343548, 356272, 381720, 391263, 400806, 429435, 445340, 458064, 521684, 534408, 572580, 601209, 619920, 652105, 668010, 687096, 763440, 782526, 801612, 858870, 890680, 912947, 1002015, 1043368, 1068816, 1145160, 1173789, 1202418, 1304210, 1336020, 1374192, 1565052, 1603224, 1717740, 1781360, 1825894, 1956315, 2004030, 2086736, 2290320, 2347578, 2404836, 2608420, 2672040, 2738841, 3006045, 3130104, 3206448, 3435480, 3521367, 3651788, 3912630, 4008060, 4564735, 4695156, 4809672, 5216840, 5344080, 5477682, 5868945, 6012090, 6260208, 6870960, 7042734, 7303576, 7825260, 8016120, 8216523, 9129470, 9390312, 9619344, 10433680, 10955364, 11737890, 12024180, 13694205, 14085468, 14607152, 15650520, 16032240, 16433046, 17606835, 18258940, 18780624, 21910728, 23475780, 24048360, 24649569, 27388410, 28170936, 31301040, 32866092, 35213670, 36517880, 41082615, 43821456, 46951560, 48096720, 49299138, 54776820, 56341872, 65732184, 70427340, 73035760, 82165230, 93903120, 98598276, 109553640, 123247845, 131464368, 140854680, 164330460, 197196552, 219107280, 246495690, 281709360, 328660920, 394393104, 492991380, 657321840, 985982760, 1971965520]

約数ペア:

[(1, 1971965520), (2, 985982760), (3, 657321840), (4, 492991380), (5, 394393104), (6, 328660920), (7, 281709360), (8, 246495690), (9, 219107280), (10, 197196552), (12, 164330460), (14, 140854680), (15, 131464368), (16, 123247845), (18, 109553640), (20, 98598276), (21, 93903120), (24, 82165230), (27, 73035760), (28, 70427340), (30, 65732184), (35, 56341872), (36, 54776820), (40, 49299138), (41, 48096720), (42, 46951560), (45, 43821456), (48, 41082615), (54, 36517880), (56, 35213670), (60, 32866092), (63, 31301040), (70, 28170936), (72, 27388410), (80, 24649569), (82, 24048360), (84, 23475780), (90, 21910728), (105, 18780624), (108, 18258940), (112, 17606835), (120, 16433046), (123, 16032240), (126, 15650520), (135, 14607152), (140, 14085468), (144, 13694205), (164, 12024180), (168, 11737890), (180, 10955364), (189, 10433680), (205, 9619344), (210, 9390312), (216, 9129470), (240, 8216523), (246, 8016120), (252, 7825260), (270, 7303576), (280, 7042734), (287, 6870960), (315, 6260208), (328, 6012090), (336, 5868945), (360, 5477682), (369, 5344080), (378, 5216840), (410, 4809672), (420, 4695156), (432, 4564735), (492, 4008060), (504, 3912630), (540, 3651788), (560, 3521367), (574, 3435480), (615, 3206448), (630, 3130104), (656, 3006045), (720, 2738841), (738, 2672040), (756, 2608420), (820, 2404836), (840, 2347578), (861, 2290320), (945, 2086736), (984, 2004030), (1008, 1956315), (1080, 1825894), (1107, 1781360), (1148, 1717740), (1230, 1603224), (1260, 1565052), (1435, 1374192), (1476, 1336020), (1512, 1304210), (1640, 1202418), (1680, 1173789), (1722, 1145160), (1845, 1068816), (1890, 1043368), (1968, 1002015), (2160, 912947), (2214, 890680), (2296, 858870), (2460, 801612), (2520, 782526), (2583, 763440), (2870, 687096), (2952, 668010), (3024, 652105), (3181, 619920), (3280, 601209), (3444, 572580), (3690, 534408), (3780, 521684), (4305, 458064), (4428, 445340), (4592, 429435), (4920, 400806), (5040, 391263), (5166, 381720), (5535, 356272), (5740, 343548), (5904, 334005), (6362, 309960), (6888, 286290), (7380, 267204), (7560, 260842), (7749, 254480), (8610, 229032), (8856, 222670), (9543, 206640), (9840, 200403), (10332, 190860), (11070, 178136), (11480, 171774), (12724, 154980), (12915, 152688), (13776, 143145), (14760, 133602), (15120, 130421), (15498, 127240), (15905, 123984), (17220, 114516), (17712, 111335), (19086, 103320), (20664, 95430), (22140, 89068), (22267, 88560), (22960, 85887), (25448, 77490), (25830, 76344), (28629, 68880), (29520, 66801), (30996, 63620), (31810, 61992), (34440, 57258), (38172, 51660), (38745, 50896), (41328, 47715), (44280, 44534)]