127471140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:286

約数の個数: 144

約数和(自身を含む): 399999600

約数和(自身を除く): 272528460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 73, 89, 90, 109, 146, 178, 180, 218, 219, 267, 292, 327, 356, 365, 436, 438, 445, 534, 545, 654, 657, 730, 801, 876, 890, 981, 1068, 1090, 1095, 1308, 1314, 1335, 1460, 1602, 1635, 1780, 1962, 2180, 2190, 2628, 2670, 3204, 3270, 3285, 3924, 4005, 4380, 4905, 5340, 6497, 6540, 6570, 7957, 8010, 9701, 9810, 12994, 13140, 15914, 16020, 19402, 19491, 19620, 23871, 25988, 29103, 31828, 32485, 38804, 38982, 39785, 47742, 48505, 58206, 58473, 64970, 71613, 77964, 79570, 87309, 95484, 97010, 97455, 116412, 116946, 119355, 129940, 143226, 145515, 159140, 174618, 194020, 194910, 233892, 238710, 286452, 291030, 292365, 349236, 358065, 389820, 436545, 477420, 582060, 584730, 708173, 716130, 873090, 1169460, 1416346, 1432260, 1746180, 2124519, 2832692, 3540865, 4249038, 6373557, 7081730, 8498076, 10622595, 12747114, 14163460, 21245190, 25494228, 31867785, 42490380, 63735570, 127471140]

約数ペア:

[(1, 127471140), (2, 63735570), (3, 42490380), (4, 31867785), (5, 25494228), (6, 21245190), (9, 14163460), (10, 12747114), (12, 10622595), (15, 8498076), (18, 7081730), (20, 6373557), (30, 4249038), (36, 3540865), (45, 2832692), (60, 2124519), (73, 1746180), (89, 1432260), (90, 1416346), (109, 1169460), (146, 873090), (178, 716130), (180, 708173), (218, 584730), (219, 582060), (267, 477420), (292, 436545), (327, 389820), (356, 358065), (365, 349236), (436, 292365), (438, 291030), (445, 286452), (534, 238710), (545, 233892), (654, 194910), (657, 194020), (730, 174618), (801, 159140), (876, 145515), (890, 143226), (981, 129940), (1068, 119355), (1090, 116946), (1095, 116412), (1308, 97455), (1314, 97010), (1335, 95484), (1460, 87309), (1602, 79570), (1635, 77964), (1780, 71613), (1962, 64970), (2180, 58473), (2190, 58206), (2628, 48505), (2670, 47742), (3204, 39785), (3270, 38982), (3285, 38804), (3924, 32485), (4005, 31828), (4380, 29103), (4905, 25988), (5340, 23871), (6497, 19620), (6540, 19491), (6570, 19402), (7957, 16020), (8010, 15914), (9701, 13140), (9810, 12994)]