78900120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{733}}^1$

素因数の和:786

約数の個数: 192

約数和(自身を含む): 288550080

約数和(自身を除く): 209649960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 23, 24, 26, 30, 36, 39, 40, 45, 46, 52, 60, 65, 69, 72, 78, 90, 92, 104, 115, 117, 120, 130, 138, 156, 180, 184, 195, 207, 230, 234, 260, 276, 299, 312, 345, 360, 390, 414, 460, 468, 520, 552, 585, 598, 690, 733, 780, 828, 897, 920, 936, 1035, 1170, 1196, 1380, 1466, 1495, 1560, 1656, 1794, 2070, 2199, 2340, 2392, 2691, 2760, 2932, 2990, 3588, 3665, 4140, 4398, 4485, 4680, 5382, 5864, 5980, 6597, 7176, 7330, 8280, 8796, 8970, 9529, 10764, 10995, 11960, 13194, 13455, 14660, 16859, 17592, 17940, 19058, 21528, 21990, 26388, 26910, 28587, 29320, 32985, 33718, 35880, 38116, 43980, 47645, 50577, 52776, 53820, 57174, 65970, 67436, 76232, 84295, 85761, 87960, 95290, 101154, 107640, 114348, 131940, 134872, 142935, 151731, 168590, 171522, 190580, 202308, 219167, 228696, 252885, 263880, 285870, 303462, 337180, 343044, 381160, 404616, 428805, 438334, 505770, 571740, 606924, 657501, 674360, 686088, 758655, 857610, 876668, 1011540, 1095835, 1143480, 1213848, 1315002, 1517310, 1715220, 1753336, 1972503, 2023080, 2191670, 2630004, 3034620, 3287505, 3430440, 3945006, 4383340, 5260008, 6069240, 6575010, 7890012, 8766680, 9862515, 13150020, 15780024, 19725030, 26300040, 39450060, 78900120]

約数ペア:

[(1, 78900120), (2, 39450060), (3, 26300040), (4, 19725030), (5, 15780024), (6, 13150020), (8, 9862515), (9, 8766680), (10, 7890012), (12, 6575010), (13, 6069240), (15, 5260008), (18, 4383340), (20, 3945006), (23, 3430440), (24, 3287505), (26, 3034620), (30, 2630004), (36, 2191670), (39, 2023080), (40, 1972503), (45, 1753336), (46, 1715220), (52, 1517310), (60, 1315002), (65, 1213848), (69, 1143480), (72, 1095835), (78, 1011540), (90, 876668), (92, 857610), (104, 758655), (115, 686088), (117, 674360), (120, 657501), (130, 606924), (138, 571740), (156, 505770), (180, 438334), (184, 428805), (195, 404616), (207, 381160), (230, 343044), (234, 337180), (260, 303462), (276, 285870), (299, 263880), (312, 252885), (345, 228696), (360, 219167), (390, 202308), (414, 190580), (460, 171522), (468, 168590), (520, 151731), (552, 142935), (585, 134872), (598, 131940), (690, 114348), (733, 107640), (780, 101154), (828, 95290), (897, 87960), (920, 85761), (936, 84295), (1035, 76232), (1170, 67436), (1196, 65970), (1380, 57174), (1466, 53820), (1495, 52776), (1560, 50577), (1656, 47645), (1794, 43980), (2070, 38116), (2199, 35880), (2340, 33718), (2392, 32985), (2691, 29320), (2760, 28587), (2932, 26910), (2990, 26388), (3588, 21990), (3665, 21528), (4140, 19058), (4398, 17940), (4485, 17592), (4680, 16859), (5382, 14660), (5864, 13455), (5980, 13194), (6597, 11960), (7176, 10995), (7330, 10764), (8280, 9529), (8796, 8970)]