20404484160

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{191}}^1\times {\mathrm{257}}^1\times {\mathrm{433}}^1$

素因数の和:901

約数の個数: 224

約数和(自身を含む): 65527805952

約数和(自身を除く): 45123321792

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 191, 192, 240, 257, 320, 382, 433, 480, 514, 573, 764, 771, 866, 955, 960, 1028, 1146, 1285, 1299, 1528, 1542, 1732, 1910, 2056, 2165, 2292, 2570, 2598, 2865, 3056, 3084, 3464, 3820, 3855, 4112, 4330, 4584, 5140, 5196, 5730, 6112, 6168, 6495, 6928, 7640, 7710, 8224, 8660, 9168, 10280, 10392, 11460, 12224, 12336, 12990, 13856, 15280, 15420, 16448, 17320, 18336, 20560, 20784, 22920, 24672, 25980, 27712, 30560, 30840, 34640, 36672, 41120, 41568, 45840, 49087, 49344, 51960, 61120, 61680, 69280, 82240, 82703, 83136, 91680, 98174, 103920, 111281, 123360, 138560, 147261, 165406, 183360, 196348, 207840, 222562, 245435, 246720, 248109, 294522, 330812, 333843, 392696, 413515, 415680, 445124, 490870, 496218, 556405, 589044, 661624, 667686, 736305, 785392, 827030, 890248, 981740, 992436, 1112810, 1178088, 1240545, 1323248, 1335372, 1472610, 1570784, 1654060, 1669215, 1780496, 1963480, 1984872, 2225620, 2356176, 2481090, 2646496, 2670744, 2945220, 3141568, 3308120, 3338430, 3560992, 3926960, 3969744, 4451240, 4712352, 4962180, 5292992, 5341488, 5890440, 6616240, 6676860, 7121984, 7853920, 7939488, 8902480, 9424704, 9924360, 10682976, 11780880, 13232480, 13353720, 15707840, 15878976, 17804960, 19848720, 21254671, 21365952, 23561760, 26464960, 26707440, 35609920, 39697440, 42509342, 47123520, 53414880, 63764013, 79394880, 85018684, 106273355, 106829760, 127528026, 170037368, 212546710, 255056052, 318820065, 340074736, 425093420, 510112104, 637640130, 680149472, 850186840, 1020224208, 1275280260, 1360298944, 1700373680, 2040448416, 2550560520, 3400747360, 4080896832, 5101121040, 6801494720, 10202242080, 20404484160]

約数ペア:

[(1, 20404484160), (2, 10202242080), (3, 6801494720), (4, 5101121040), (5, 4080896832), (6, 3400747360), (8, 2550560520), (10, 2040448416), (12, 1700373680), (15, 1360298944), (16, 1275280260), (20, 1020224208), (24, 850186840), (30, 680149472), (32, 637640130), (40, 510112104), (48, 425093420), (60, 340074736), (64, 318820065), (80, 255056052), (96, 212546710), (120, 170037368), (160, 127528026), (191, 106829760), (192, 106273355), (240, 85018684), (257, 79394880), (320, 63764013), (382, 53414880), (433, 47123520), (480, 42509342), (514, 39697440), (573, 35609920), (764, 26707440), (771, 26464960), (866, 23561760), (955, 21365952), (960, 21254671), (1028, 19848720), (1146, 17804960), (1285, 15878976), (1299, 15707840), (1528, 13353720), (1542, 13232480), (1732, 11780880), (1910, 10682976), (2056, 9924360), (2165, 9424704), (2292, 8902480), (2570, 7939488), (2598, 7853920), (2865, 7121984), (3056, 6676860), (3084, 6616240), (3464, 5890440), (3820, 5341488), (3855, 5292992), (4112, 4962180), (4330, 4712352), (4584, 4451240), (5140, 3969744), (5196, 3926960), (5730, 3560992), (6112, 3338430), (6168, 3308120), (6495, 3141568), (6928, 2945220), (7640, 2670744), (7710, 2646496), (8224, 2481090), (8660, 2356176), (9168, 2225620), (10280, 1984872), (10392, 1963480), (11460, 1780496), (12224, 1669215), (12336, 1654060), (12990, 1570784), (13856, 1472610), (15280, 1335372), (15420, 1323248), (16448, 1240545), (17320, 1178088), (18336, 1112810), (20560, 992436), (20784, 981740), (22920, 890248), (24672, 827030), (25980, 785392), (27712, 736305), (30560, 667686), (30840, 661624), (34640, 589044), (36672, 556405), (41120, 496218), (41568, 490870), (45840, 445124), (49087, 415680), (49344, 413515), (51960, 392696), (61120, 333843), (61680, 330812), (69280, 294522), (82240, 248109), (82703, 246720), (83136, 245435), (91680, 222562), (98174, 207840), (103920, 196348), (111281, 183360), (123360, 165406), (138560, 147261)]