156518040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{479}}^1$

素因数の和:889

約数の個数: 128

約数和(自身を含む): 539136000

約数和(自身を除く): 382617960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 389, 420, 479, 778, 840, 958, 1167, 1437, 1556, 1916, 1945, 2334, 2395, 2723, 2874, 3112, 3353, 3832, 3890, 4668, 4790, 5446, 5748, 5835, 6706, 7185, 7780, 8169, 9336, 9580, 10059, 10892, 11496, 11670, 13412, 13615, 14370, 15560, 16338, 16765, 19160, 20118, 21784, 23340, 26824, 27230, 28740, 32676, 33530, 40236, 40845, 46680, 50295, 54460, 57480, 65352, 67060, 80472, 81690, 100590, 108920, 134120, 163380, 186331, 201180, 326760, 372662, 402360, 558993, 745324, 931655, 1117986, 1304317, 1490648, 1863310, 2235972, 2608634, 2794965, 3726620, 3912951, 4471944, 5217268, 5589930, 6521585, 7453240, 7825902, 10434536, 11179860, 13043170, 15651804, 19564755, 22359720, 26086340, 31303608, 39129510, 52172680, 78259020, 156518040]

約数ペア:

[(1, 156518040), (2, 78259020), (3, 52172680), (4, 39129510), (5, 31303608), (6, 26086340), (7, 22359720), (8, 19564755), (10, 15651804), (12, 13043170), (14, 11179860), (15, 10434536), (20, 7825902), (21, 7453240), (24, 6521585), (28, 5589930), (30, 5217268), (35, 4471944), (40, 3912951), (42, 3726620), (56, 2794965), (60, 2608634), (70, 2235972), (84, 1863310), (105, 1490648), (120, 1304317), (140, 1117986), (168, 931655), (210, 745324), (280, 558993), (389, 402360), (420, 372662), (479, 326760), (778, 201180), (840, 186331), (958, 163380), (1167, 134120), (1437, 108920), (1556, 100590), (1916, 81690), (1945, 80472), (2334, 67060), (2395, 65352), (2723, 57480), (2874, 54460), (3112, 50295), (3353, 46680), (3832, 40845), (3890, 40236), (4668, 33530), (4790, 32676), (5446, 28740), (5748, 27230), (5835, 26824), (6706, 23340), (7185, 21784), (7780, 20118), (8169, 19160), (9336, 16765), (9580, 16338), (10059, 15560), (10892, 14370), (11496, 13615), (11670, 13412)]