31188300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{727}}^1$

素因数の和:768

約数の個数: 144

約数和(自身を含む): 106159872

約数和(自身を除く): 74971572

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 20, 22, 25, 26, 30, 33, 39, 44, 50, 52, 55, 60, 65, 66, 75, 78, 100, 110, 130, 132, 143, 150, 156, 165, 195, 220, 260, 275, 286, 300, 325, 330, 390, 429, 550, 572, 650, 660, 715, 727, 780, 825, 858, 975, 1100, 1300, 1430, 1454, 1650, 1716, 1950, 2145, 2181, 2860, 2908, 3300, 3575, 3635, 3900, 4290, 4362, 7150, 7270, 7997, 8580, 8724, 9451, 10725, 10905, 14300, 14540, 15994, 18175, 18902, 21450, 21810, 23991, 28353, 31988, 36350, 37804, 39985, 42900, 43620, 47255, 47982, 54525, 56706, 72700, 79970, 94510, 95964, 103961, 109050, 113412, 119955, 141765, 159940, 189020, 199925, 207922, 218100, 236275, 239910, 283530, 311883, 399850, 415844, 472550, 479820, 519805, 567060, 599775, 623766, 708825, 799700, 945100, 1039610, 1199550, 1247532, 1417650, 1559415, 2079220, 2399100, 2599025, 2835300, 3118830, 5198050, 6237660, 7797075, 10396100, 15594150, 31188300]

約数ペア:

[(1, 31188300), (2, 15594150), (3, 10396100), (4, 7797075), (5, 6237660), (6, 5198050), (10, 3118830), (11, 2835300), (12, 2599025), (13, 2399100), (15, 2079220), (20, 1559415), (22, 1417650), (25, 1247532), (26, 1199550), (30, 1039610), (33, 945100), (39, 799700), (44, 708825), (50, 623766), (52, 599775), (55, 567060), (60, 519805), (65, 479820), (66, 472550), (75, 415844), (78, 399850), (100, 311883), (110, 283530), (130, 239910), (132, 236275), (143, 218100), (150, 207922), (156, 199925), (165, 189020), (195, 159940), (220, 141765), (260, 119955), (275, 113412), (286, 109050), (300, 103961), (325, 95964), (330, 94510), (390, 79970), (429, 72700), (550, 56706), (572, 54525), (650, 47982), (660, 47255), (715, 43620), (727, 42900), (780, 39985), (825, 37804), (858, 36350), (975, 31988), (1100, 28353), (1300, 23991), (1430, 21810), (1454, 21450), (1650, 18902), (1716, 18175), (1950, 15994), (2145, 14540), (2181, 14300), (2860, 10905), (2908, 10725), (3300, 9451), (3575, 8724), (3635, 8580), (3900, 7997), (4290, 7270), (4362, 7150)]