90465440

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:143

約数の個数: 192

約数和(自身を含む): 251983872

約数和(自身を除く): 161518432

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 31, 32, 40, 46, 52, 61, 62, 65, 80, 92, 104, 115, 122, 124, 130, 155, 160, 184, 208, 230, 244, 248, 260, 299, 305, 310, 368, 403, 416, 460, 488, 496, 520, 598, 610, 620, 713, 736, 793, 806, 920, 976, 992, 1040, 1196, 1220, 1240, 1403, 1426, 1495, 1586, 1612, 1840, 1891, 1952, 2015, 2080, 2392, 2440, 2480, 2806, 2852, 2990, 3172, 3224, 3565, 3680, 3782, 3965, 4030, 4784, 4880, 4960, 5612, 5704, 5980, 6344, 6448, 7015, 7130, 7564, 7930, 8060, 9269, 9455, 9568, 9760, 11224, 11408, 11960, 12688, 12896, 14030, 14260, 15128, 15860, 16120, 18239, 18538, 18910, 22448, 22816, 23920, 24583, 25376, 28060, 28520, 30256, 31720, 32240, 36478, 37076, 37820, 43493, 44896, 46345, 47840, 49166, 56120, 57040, 60512, 63440, 64480, 72956, 74152, 75640, 86986, 91195, 92690, 98332, 112240, 114080, 122915, 126880, 145912, 148304, 151280, 173972, 182390, 185380, 196664, 217465, 224480, 245830, 291824, 296608, 302560, 347944, 364780, 370760, 393328, 434930, 491660, 565409, 583648, 695888, 729560, 741520, 786656, 869860, 983320, 1130818, 1391776, 1459120, 1483040, 1739720, 1966640, 2261636, 2827045, 2918240, 3479440, 3933280, 4523272, 5654090, 6958880, 9046544, 11308180, 18093088, 22616360, 45232720, 90465440]

約数ペア:

[(1, 90465440), (2, 45232720), (4, 22616360), (5, 18093088), (8, 11308180), (10, 9046544), (13, 6958880), (16, 5654090), (20, 4523272), (23, 3933280), (26, 3479440), (31, 2918240), (32, 2827045), (40, 2261636), (46, 1966640), (52, 1739720), (61, 1483040), (62, 1459120), (65, 1391776), (80, 1130818), (92, 983320), (104, 869860), (115, 786656), (122, 741520), (124, 729560), (130, 695888), (155, 583648), (160, 565409), (184, 491660), (208, 434930), (230, 393328), (244, 370760), (248, 364780), (260, 347944), (299, 302560), (305, 296608), (310, 291824), (368, 245830), (403, 224480), (416, 217465), (460, 196664), (488, 185380), (496, 182390), (520, 173972), (598, 151280), (610, 148304), (620, 145912), (713, 126880), (736, 122915), (793, 114080), (806, 112240), (920, 98332), (976, 92690), (992, 91195), (1040, 86986), (1196, 75640), (1220, 74152), (1240, 72956), (1403, 64480), (1426, 63440), (1495, 60512), (1586, 57040), (1612, 56120), (1840, 49166), (1891, 47840), (1952, 46345), (2015, 44896), (2080, 43493), (2392, 37820), (2440, 37076), (2480, 36478), (2806, 32240), (2852, 31720), (2990, 30256), (3172, 28520), (3224, 28060), (3565, 25376), (3680, 24583), (3782, 23920), (3965, 22816), (4030, 22448), (4784, 18910), (4880, 18538), (4960, 18239), (5612, 16120), (5704, 15860), (5980, 15128), (6344, 14260), (6448, 14030), (7015, 12896), (7130, 12688), (7564, 11960), (7930, 11408), (8060, 11224), (9269, 9760), (9455, 9568)]