29990295280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{719}}^1$

素因数の和:924

約数の個数: 240

約数和(自身を含む): 79794892800

約数和(自身を除く): 49804597520

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 121, 124, 139, 155, 176, 220, 242, 248, 278, 310, 341, 440, 484, 496, 556, 605, 620, 682, 695, 719, 880, 968, 1112, 1210, 1240, 1364, 1390, 1438, 1529, 1705, 1936, 2224, 2420, 2480, 2728, 2780, 2876, 3058, 3410, 3595, 3751, 4309, 4840, 5456, 5560, 5752, 6116, 6820, 7190, 7502, 7645, 7909, 8618, 9680, 11120, 11504, 12232, 13640, 14380, 15004, 15290, 15818, 16819, 17236, 18755, 21545, 22289, 24464, 27280, 28760, 30008, 30580, 31636, 33638, 34472, 37510, 39545, 43090, 44578, 47399, 57520, 60016, 61160, 63272, 67276, 68944, 75020, 79090, 84095, 86180, 86999, 89156, 94798, 99941, 111445, 122320, 126544, 134552, 150040, 158180, 168190, 172360, 173998, 178312, 189596, 199882, 222890, 236995, 245179, 269104, 300080, 316360, 336380, 344720, 347996, 356624, 379192, 399764, 434995, 445780, 473990, 490358, 499705, 521389, 632720, 672760, 695992, 758384, 799528, 869990, 891560, 947980, 980716, 999410, 1042778, 1099351, 1225895, 1345520, 1391984, 1599056, 1739980, 1783120, 1895960, 1961432, 1998820, 2085556, 2198702, 2451790, 2606945, 2696969, 3098171, 3479960, 3791920, 3922864, 3997640, 4171112, 4397404, 4903580, 5213890, 5393938, 5496755, 6196342, 6959920, 7995280, 8342224, 8794808, 9807160, 10427780, 10787876, 10993510, 12092861, 12392684, 13484845, 15490855, 17589616, 19614320, 20855560, 21575752, 21987020, 24185722, 24785368, 26969690, 30981710, 34079881, 41711120, 43151504, 43974040, 48371444, 49570736, 53939380, 60464305, 61963420, 68159762, 87948080, 96742888, 107878760, 120928610, 123926840, 136319524, 170399405, 193485776, 215757520, 241857220, 247853680, 272639048, 340798810, 374878691, 483714440, 545278096, 681597620, 749757382, 967428880, 1363195240, 1499514764, 1874393455, 2726390480, 2999029528, 3748786910, 5998059056, 7497573820, 14995147640, 29990295280]

約数ペア:

[(1, 29990295280), (2, 14995147640), (4, 7497573820), (5, 5998059056), (8, 3748786910), (10, 2999029528), (11, 2726390480), (16, 1874393455), (20, 1499514764), (22, 1363195240), (31, 967428880), (40, 749757382), (44, 681597620), (55, 545278096), (62, 483714440), (80, 374878691), (88, 340798810), (110, 272639048), (121, 247853680), (124, 241857220), (139, 215757520), (155, 193485776), (176, 170399405), (220, 136319524), (242, 123926840), (248, 120928610), (278, 107878760), (310, 96742888), (341, 87948080), (440, 68159762), (484, 61963420), (496, 60464305), (556, 53939380), (605, 49570736), (620, 48371444), (682, 43974040), (695, 43151504), (719, 41711120), (880, 34079881), (968, 30981710), (1112, 26969690), (1210, 24785368), (1240, 24185722), (1364, 21987020), (1390, 21575752), (1438, 20855560), (1529, 19614320), (1705, 17589616), (1936, 15490855), (2224, 13484845), (2420, 12392684), (2480, 12092861), (2728, 10993510), (2780, 10787876), (2876, 10427780), (3058, 9807160), (3410, 8794808), (3595, 8342224), (3751, 7995280), (4309, 6959920), (4840, 6196342), (5456, 5496755), (5560, 5393938), (5752, 5213890), (6116, 4903580), (6820, 4397404), (7190, 4171112), (7502, 3997640), (7645, 3922864), (7909, 3791920), (8618, 3479960), (9680, 3098171), (11120, 2696969), (11504, 2606945), (12232, 2451790), (13640, 2198702), (14380, 2085556), (15004, 1998820), (15290, 1961432), (15818, 1895960), (16819, 1783120), (17236, 1739980), (18755, 1599056), (21545, 1391984), (22289, 1345520), (24464, 1225895), (27280, 1099351), (28760, 1042778), (30008, 999410), (30580, 980716), (31636, 947980), (33638, 891560), (34472, 869990), (37510, 799528), (39545, 758384), (43090, 695992), (44578, 672760), (47399, 632720), (57520, 521389), (60016, 499705), (61160, 490358), (63272, 473990), (67276, 445780), (68944, 434995), (75020, 399764), (79090, 379192), (84095, 356624), (86180, 347996), (86999, 344720), (89156, 336380), (94798, 316360), (99941, 300080), (111445, 269104), (122320, 245179), (126544, 236995), (134552, 222890), (150040, 199882), (158180, 189596), (168190, 178312), (172360, 173998)]