142745820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{2111}}^1$

素因数の和:2160

約数の個数: 144

約数和(自身を含む): 485388288

約数和(自身を除く): 342642468

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 49, 60, 69, 70, 84, 92, 98, 105, 115, 138, 140, 147, 161, 196, 210, 230, 245, 276, 294, 322, 345, 420, 460, 483, 490, 588, 644, 690, 735, 805, 966, 980, 1127, 1380, 1470, 1610, 1932, 2111, 2254, 2415, 2940, 3220, 3381, 4222, 4508, 4830, 5635, 6333, 6762, 8444, 9660, 10555, 11270, 12666, 13524, 14777, 16905, 21110, 22540, 25332, 29554, 31665, 33810, 42220, 44331, 48553, 59108, 63330, 67620, 73885, 88662, 97106, 103439, 126660, 145659, 147770, 177324, 194212, 206878, 221655, 242765, 291318, 295540, 310317, 339871, 413756, 443310, 485530, 517195, 582636, 620634, 679742, 728295, 886620, 971060, 1019613, 1034390, 1241268, 1359484, 1456590, 1551585, 1699355, 2039226, 2068780, 2379097, 2913180, 3103170, 3398710, 4078452, 4758194, 5098065, 6206340, 6797420, 7137291, 9516388, 10196130, 11895485, 14274582, 20392260, 23790970, 28549164, 35686455, 47581940, 71372910, 142745820]

約数ペア:

[(1, 142745820), (2, 71372910), (3, 47581940), (4, 35686455), (5, 28549164), (6, 23790970), (7, 20392260), (10, 14274582), (12, 11895485), (14, 10196130), (15, 9516388), (20, 7137291), (21, 6797420), (23, 6206340), (28, 5098065), (30, 4758194), (35, 4078452), (42, 3398710), (46, 3103170), (49, 2913180), (60, 2379097), (69, 2068780), (70, 2039226), (84, 1699355), (92, 1551585), (98, 1456590), (105, 1359484), (115, 1241268), (138, 1034390), (140, 1019613), (147, 971060), (161, 886620), (196, 728295), (210, 679742), (230, 620634), (245, 582636), (276, 517195), (294, 485530), (322, 443310), (345, 413756), (420, 339871), (460, 310317), (483, 295540), (490, 291318), (588, 242765), (644, 221655), (690, 206878), (735, 194212), (805, 177324), (966, 147770), (980, 145659), (1127, 126660), (1380, 103439), (1470, 97106), (1610, 88662), (1932, 73885), (2111, 67620), (2254, 63330), (2415, 59108), (2940, 48553), (3220, 44331), (3381, 42220), (4222, 33810), (4508, 31665), (4830, 29554), (5635, 25332), (6333, 22540), (6762, 21110), (8444, 16905), (9660, 14777), (10555, 13524), (11270, 12666)]