66473680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{397}}^1$

素因数の和:453

約数の個数: 160

約数和(自身を含む): 198987264

約数和(自身を除く): 132513584

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 23, 26, 28, 35, 40, 46, 52, 56, 65, 70, 80, 91, 92, 104, 112, 115, 130, 140, 161, 182, 184, 208, 230, 260, 280, 299, 322, 364, 368, 397, 455, 460, 520, 560, 598, 644, 728, 794, 805, 910, 920, 1040, 1196, 1288, 1456, 1495, 1588, 1610, 1820, 1840, 1985, 2093, 2392, 2576, 2779, 2990, 3176, 3220, 3640, 3970, 4186, 4784, 5161, 5558, 5980, 6352, 6440, 7280, 7940, 8372, 9131, 10322, 10465, 11116, 11960, 12880, 13895, 15880, 16744, 18262, 20644, 20930, 22232, 23920, 25805, 27790, 31760, 33488, 36127, 36524, 41288, 41860, 44464, 45655, 51610, 55580, 63917, 72254, 73048, 82576, 83720, 91310, 103220, 111160, 118703, 127834, 144508, 146096, 167440, 180635, 182620, 206440, 222320, 237406, 255668, 289016, 319585, 361270, 365240, 412880, 474812, 511336, 578032, 593515, 639170, 722540, 730480, 830921, 949624, 1022672, 1187030, 1278340, 1445080, 1661842, 1899248, 2374060, 2556680, 2890160, 3323684, 4154605, 4748120, 5113360, 6647368, 8309210, 9496240, 13294736, 16618420, 33236840, 66473680]

約数ペア:

[(1, 66473680), (2, 33236840), (4, 16618420), (5, 13294736), (7, 9496240), (8, 8309210), (10, 6647368), (13, 5113360), (14, 4748120), (16, 4154605), (20, 3323684), (23, 2890160), (26, 2556680), (28, 2374060), (35, 1899248), (40, 1661842), (46, 1445080), (52, 1278340), (56, 1187030), (65, 1022672), (70, 949624), (80, 830921), (91, 730480), (92, 722540), (104, 639170), (112, 593515), (115, 578032), (130, 511336), (140, 474812), (161, 412880), (182, 365240), (184, 361270), (208, 319585), (230, 289016), (260, 255668), (280, 237406), (299, 222320), (322, 206440), (364, 182620), (368, 180635), (397, 167440), (455, 146096), (460, 144508), (520, 127834), (560, 118703), (598, 111160), (644, 103220), (728, 91310), (794, 83720), (805, 82576), (910, 73048), (920, 72254), (1040, 63917), (1196, 55580), (1288, 51610), (1456, 45655), (1495, 44464), (1588, 41860), (1610, 41288), (1820, 36524), (1840, 36127), (1985, 33488), (2093, 31760), (2392, 27790), (2576, 25805), (2779, 23920), (2990, 22232), (3176, 20930), (3220, 20644), (3640, 18262), (3970, 16744), (4186, 15880), (4784, 13895), (5161, 12880), (5558, 11960), (5980, 11116), (6352, 10465), (6440, 10322), (7280, 9131), (7940, 8372)]