71999460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1061}}^1$

素因数の和:1118

約数の個数: 144

約数和(自身を含む): 243537840

約数和(自身を除く): 171538380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 29, 30, 36, 39, 45, 52, 58, 60, 65, 78, 87, 90, 116, 117, 130, 145, 156, 174, 180, 195, 234, 260, 261, 290, 348, 377, 390, 435, 468, 522, 580, 585, 754, 780, 870, 1044, 1061, 1131, 1170, 1305, 1508, 1740, 1885, 2122, 2262, 2340, 2610, 3183, 3393, 3770, 4244, 4524, 5220, 5305, 5655, 6366, 6786, 7540, 9549, 10610, 11310, 12732, 13572, 13793, 15915, 16965, 19098, 21220, 22620, 27586, 30769, 31830, 33930, 38196, 41379, 47745, 55172, 61538, 63660, 67860, 68965, 82758, 92307, 95490, 123076, 124137, 137930, 153845, 165516, 184614, 190980, 206895, 248274, 275860, 276921, 307690, 369228, 399997, 413790, 461535, 496548, 553842, 615380, 620685, 799994, 827580, 923070, 1107684, 1199991, 1241370, 1384605, 1599988, 1846140, 1999985, 2399982, 2482740, 2769210, 3599973, 3999970, 4799964, 5538420, 5999955, 7199946, 7999940, 11999910, 14399892, 17999865, 23999820, 35999730, 71999460]

約数ペア:

[(1, 71999460), (2, 35999730), (3, 23999820), (4, 17999865), (5, 14399892), (6, 11999910), (9, 7999940), (10, 7199946), (12, 5999955), (13, 5538420), (15, 4799964), (18, 3999970), (20, 3599973), (26, 2769210), (29, 2482740), (30, 2399982), (36, 1999985), (39, 1846140), (45, 1599988), (52, 1384605), (58, 1241370), (60, 1199991), (65, 1107684), (78, 923070), (87, 827580), (90, 799994), (116, 620685), (117, 615380), (130, 553842), (145, 496548), (156, 461535), (174, 413790), (180, 399997), (195, 369228), (234, 307690), (260, 276921), (261, 275860), (290, 248274), (348, 206895), (377, 190980), (390, 184614), (435, 165516), (468, 153845), (522, 137930), (580, 124137), (585, 123076), (754, 95490), (780, 92307), (870, 82758), (1044, 68965), (1061, 67860), (1131, 63660), (1170, 61538), (1305, 55172), (1508, 47745), (1740, 41379), (1885, 38196), (2122, 33930), (2262, 31830), (2340, 30769), (2610, 27586), (3183, 22620), (3393, 21220), (3770, 19098), (4244, 16965), (4524, 15915), (5220, 13793), (5305, 13572), (5655, 12732), (6366, 11310), (6786, 10610), (7540, 9549)]