291222758580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1789}}^1\times {\mathrm{208699}}^1$

素因数の和:210513

約数の個数: 96

約数和(自身を含む): 878643696000

約数和(自身を除く): 587420937420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 1789, 3578, 5367, 7156, 8945, 10734, 17890, 21468, 23257, 26835, 35780, 46514, 53670, 69771, 93028, 107340, 116285, 139542, 208699, 232570, 279084, 348855, 417398, 465140, 626097, 697710, 834796, 1043495, 1252194, 1395420, 2086990, 2504388, 2713087, 3130485, 4173980, 5426174, 6260970, 8139261, 10852348, 12521940, 13565435, 16278522, 27130870, 32557044, 40696305, 54261740, 81392610, 162785220, 373362511, 746725022, 1120087533, 1493450044, 1866812555, 2240175066, 3733625110, 4480350132, 4853712643, 5600437665, 7467250220, 9707425286, 11200875330, 14561137929, 19414850572, 22401750660, 24268563215, 29122275858, 48537126430, 58244551716, 72805689645, 97074252860, 145611379290, 291222758580]

約数ペア:

[(1, 291222758580), (2, 145611379290), (3, 97074252860), (4, 72805689645), (5, 58244551716), (6, 48537126430), (10, 29122275858), (12, 24268563215), (13, 22401750660), (15, 19414850572), (20, 14561137929), (26, 11200875330), (30, 9707425286), (39, 7467250220), (52, 5600437665), (60, 4853712643), (65, 4480350132), (78, 3733625110), (130, 2240175066), (156, 1866812555), (195, 1493450044), (260, 1120087533), (390, 746725022), (780, 373362511), (1789, 162785220), (3578, 81392610), (5367, 54261740), (7156, 40696305), (8945, 32557044), (10734, 27130870), (17890, 16278522), (21468, 13565435), (23257, 12521940), (26835, 10852348), (35780, 8139261), (46514, 6260970), (53670, 5426174), (69771, 4173980), (93028, 3130485), (107340, 2713087), (116285, 2504388), (139542, 2086990), (208699, 1395420), (232570, 1252194), (279084, 1043495), (348855, 834796), (417398, 697710), (465140, 626097)]