42991920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{71}}^1$

素因数の和:148

約数の個数: 180

約数和(自身を含む): 151637616

約数和(自身を除く): 108645696

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 36, 40, 45, 48, 58, 60, 71, 72, 80, 87, 90, 116, 120, 142, 144, 145, 174, 180, 213, 232, 240, 261, 284, 290, 348, 355, 360, 426, 435, 464, 522, 568, 580, 639, 696, 710, 720, 841, 852, 870, 1044, 1065, 1136, 1160, 1278, 1305, 1392, 1420, 1682, 1704, 1740, 2059, 2088, 2130, 2320, 2523, 2556, 2610, 2840, 3195, 3364, 3408, 3480, 4118, 4176, 4205, 4260, 5046, 5112, 5220, 5680, 6177, 6390, 6728, 6960, 7569, 8236, 8410, 8520, 10092, 10224, 10295, 10440, 12354, 12615, 12780, 13456, 15138, 16472, 16820, 17040, 18531, 20184, 20590, 20880, 24708, 25230, 25560, 30276, 30885, 32944, 33640, 37062, 37845, 40368, 41180, 49416, 50460, 51120, 59711, 60552, 61770, 67280, 74124, 75690, 82360, 92655, 98832, 100920, 119422, 121104, 123540, 148248, 151380, 164720, 179133, 185310, 201840, 238844, 247080, 296496, 298555, 302760, 358266, 370620, 477688, 494160, 537399, 597110, 605520, 716532, 741240, 895665, 955376, 1074798, 1194220, 1433064, 1482480, 1791330, 2149596, 2388440, 2686995, 2866128, 3582660, 4299192, 4776880, 5373990, 7165320, 8598384, 10747980, 14330640, 21495960, 42991920]

約数ペア:

[(1, 42991920), (2, 21495960), (3, 14330640), (4, 10747980), (5, 8598384), (6, 7165320), (8, 5373990), (9, 4776880), (10, 4299192), (12, 3582660), (15, 2866128), (16, 2686995), (18, 2388440), (20, 2149596), (24, 1791330), (29, 1482480), (30, 1433064), (36, 1194220), (40, 1074798), (45, 955376), (48, 895665), (58, 741240), (60, 716532), (71, 605520), (72, 597110), (80, 537399), (87, 494160), (90, 477688), (116, 370620), (120, 358266), (142, 302760), (144, 298555), (145, 296496), (174, 247080), (180, 238844), (213, 201840), (232, 185310), (240, 179133), (261, 164720), (284, 151380), (290, 148248), (348, 123540), (355, 121104), (360, 119422), (426, 100920), (435, 98832), (464, 92655), (522, 82360), (568, 75690), (580, 74124), (639, 67280), (696, 61770), (710, 60552), (720, 59711), (841, 51120), (852, 50460), (870, 49416), (1044, 41180), (1065, 40368), (1136, 37845), (1160, 37062), (1278, 33640), (1305, 32944), (1392, 30885), (1420, 30276), (1682, 25560), (1704, 25230), (1740, 24708), (2059, 20880), (2088, 20590), (2130, 20184), (2320, 18531), (2523, 17040), (2556, 16820), (2610, 16472), (2840, 15138), (3195, 13456), (3364, 12780), (3408, 12615), (3480, 12354), (4118, 10440), (4176, 10295), (4205, 10224), (4260, 10092), (5046, 8520), (5112, 8410), (5220, 8236), (5680, 7569), (6177, 6960), (6390, 6728)]