4951440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2$

素因数の和:78

約数の個数: 180

約数和(自身を含む): 18720156

約数和(自身を除く): 13768716

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 23, 24, 26, 30, 36, 39, 40, 45, 46, 48, 52, 60, 65, 69, 72, 78, 80, 90, 92, 104, 115, 117, 120, 130, 138, 144, 156, 180, 184, 195, 207, 208, 230, 234, 240, 260, 276, 299, 312, 345, 360, 368, 390, 414, 460, 468, 520, 529, 552, 585, 598, 624, 690, 720, 780, 828, 897, 920, 936, 1035, 1040, 1058, 1104, 1170, 1196, 1380, 1495, 1560, 1587, 1656, 1794, 1840, 1872, 2070, 2116, 2340, 2392, 2645, 2691, 2760, 2990, 3120, 3174, 3312, 3588, 4140, 4232, 4485, 4680, 4761, 4784, 5290, 5382, 5520, 5980, 6348, 6877, 7176, 7935, 8280, 8464, 8970, 9360, 9522, 10580, 10764, 11960, 12696, 13455, 13754, 14352, 15870, 16560, 17940, 19044, 20631, 21160, 21528, 23805, 23920, 25392, 26910, 27508, 31740, 34385, 35880, 38088, 41262, 42320, 43056, 47610, 53820, 55016, 61893, 63480, 68770, 71760, 76176, 82524, 95220, 103155, 107640, 110032, 123786, 126960, 137540, 165048, 190440, 206310, 215280, 247572, 275080, 309465, 330096, 380880, 412620, 495144, 550160, 618930, 825240, 990288, 1237860, 1650480, 2475720, 4951440]

約数ペア:

[(1, 4951440), (2, 2475720), (3, 1650480), (4, 1237860), (5, 990288), (6, 825240), (8, 618930), (9, 550160), (10, 495144), (12, 412620), (13, 380880), (15, 330096), (16, 309465), (18, 275080), (20, 247572), (23, 215280), (24, 206310), (26, 190440), (30, 165048), (36, 137540), (39, 126960), (40, 123786), (45, 110032), (46, 107640), (48, 103155), (52, 95220), (60, 82524), (65, 76176), (69, 71760), (72, 68770), (78, 63480), (80, 61893), (90, 55016), (92, 53820), (104, 47610), (115, 43056), (117, 42320), (120, 41262), (130, 38088), (138, 35880), (144, 34385), (156, 31740), (180, 27508), (184, 26910), (195, 25392), (207, 23920), (208, 23805), (230, 21528), (234, 21160), (240, 20631), (260, 19044), (276, 17940), (299, 16560), (312, 15870), (345, 14352), (360, 13754), (368, 13455), (390, 12696), (414, 11960), (460, 10764), (468, 10580), (520, 9522), (529, 9360), (552, 8970), (585, 8464), (598, 8280), (624, 7935), (690, 7176), (720, 6877), (780, 6348), (828, 5980), (897, 5520), (920, 5382), (936, 5290), (1035, 4784), (1040, 4761), (1058, 4680), (1104, 4485), (1170, 4232), (1196, 4140), (1380, 3588), (1495, 3312), (1560, 3174), (1587, 3120), (1656, 2990), (1794, 2760), (1840, 2691), (1872, 2645), (2070, 2392), (2116, 2340)]