89665680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{991}}^1$

素因数の和:1049

約数の個数: 160

約数和(自身を含む): 309980160

約数和(自身を除く): 220314480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 29, 30, 39, 40, 48, 52, 58, 60, 65, 78, 80, 87, 104, 116, 120, 130, 145, 156, 174, 195, 208, 232, 240, 260, 290, 312, 348, 377, 390, 435, 464, 520, 580, 624, 696, 754, 780, 870, 991, 1040, 1131, 1160, 1392, 1508, 1560, 1740, 1885, 1982, 2262, 2320, 2973, 3016, 3120, 3480, 3770, 3964, 4524, 4955, 5655, 5946, 6032, 6960, 7540, 7928, 9048, 9910, 11310, 11892, 12883, 14865, 15080, 15856, 18096, 19820, 22620, 23784, 25766, 28739, 29730, 30160, 38649, 39640, 45240, 47568, 51532, 57478, 59460, 64415, 77298, 79280, 86217, 90480, 103064, 114956, 118920, 128830, 143695, 154596, 172434, 193245, 206128, 229912, 237840, 257660, 287390, 309192, 344868, 373607, 386490, 431085, 459824, 515320, 574780, 618384, 689736, 747214, 772980, 862170, 1030640, 1120821, 1149560, 1379472, 1494428, 1545960, 1724340, 1868035, 2241642, 2299120, 2988856, 3091920, 3448680, 3736070, 4483284, 5604105, 5977712, 6897360, 7472140, 8966568, 11208210, 14944280, 17933136, 22416420, 29888560, 44832840, 89665680]

約数ペア:

[(1, 89665680), (2, 44832840), (3, 29888560), (4, 22416420), (5, 17933136), (6, 14944280), (8, 11208210), (10, 8966568), (12, 7472140), (13, 6897360), (15, 5977712), (16, 5604105), (20, 4483284), (24, 3736070), (26, 3448680), (29, 3091920), (30, 2988856), (39, 2299120), (40, 2241642), (48, 1868035), (52, 1724340), (58, 1545960), (60, 1494428), (65, 1379472), (78, 1149560), (80, 1120821), (87, 1030640), (104, 862170), (116, 772980), (120, 747214), (130, 689736), (145, 618384), (156, 574780), (174, 515320), (195, 459824), (208, 431085), (232, 386490), (240, 373607), (260, 344868), (290, 309192), (312, 287390), (348, 257660), (377, 237840), (390, 229912), (435, 206128), (464, 193245), (520, 172434), (580, 154596), (624, 143695), (696, 128830), (754, 118920), (780, 114956), (870, 103064), (991, 90480), (1040, 86217), (1131, 79280), (1160, 77298), (1392, 64415), (1508, 59460), (1560, 57478), (1740, 51532), (1885, 47568), (1982, 45240), (2262, 39640), (2320, 38649), (2973, 30160), (3016, 29730), (3120, 28739), (3480, 25766), (3770, 23784), (3964, 22620), (4524, 19820), (4955, 18096), (5655, 15856), (5946, 15080), (6032, 14865), (6960, 12883), (7540, 11892), (7928, 11310), (9048, 9910)]