154898520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{3023}}^1$

素因数の和:3105

約数の個数: 128

約数和(自身を含む): 539965440

約数和(自身を除く): 385066920

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, 61, 70, 84, 105, 120, 122, 140, 168, 183, 210, 244, 280, 305, 366, 420, 427, 488, 610, 732, 840, 854, 915, 1220, 1281, 1464, 1708, 1830, 2135, 2440, 2562, 3023, 3416, 3660, 4270, 5124, 6046, 6405, 7320, 8540, 9069, 10248, 12092, 12810, 15115, 17080, 18138, 21161, 24184, 25620, 30230, 36276, 42322, 45345, 51240, 60460, 63483, 72552, 84644, 90690, 105805, 120920, 126966, 169288, 181380, 184403, 211610, 253932, 317415, 362760, 368806, 423220, 507864, 553209, 634830, 737612, 846440, 922015, 1106418, 1269660, 1290821, 1475224, 1844030, 2212836, 2539320, 2581642, 2766045, 3688060, 3872463, 4425672, 5163284, 5532090, 6454105, 7376120, 7744926, 10326568, 11064180, 12908210, 15489852, 19362315, 22128360, 25816420, 30979704, 38724630, 51632840, 77449260, 154898520]

約数ペア:

[(1, 154898520), (2, 77449260), (3, 51632840), (4, 38724630), (5, 30979704), (6, 25816420), (7, 22128360), (8, 19362315), (10, 15489852), (12, 12908210), (14, 11064180), (15, 10326568), (20, 7744926), (21, 7376120), (24, 6454105), (28, 5532090), (30, 5163284), (35, 4425672), (40, 3872463), (42, 3688060), (56, 2766045), (60, 2581642), (61, 2539320), (70, 2212836), (84, 1844030), (105, 1475224), (120, 1290821), (122, 1269660), (140, 1106418), (168, 922015), (183, 846440), (210, 737612), (244, 634830), (280, 553209), (305, 507864), (366, 423220), (420, 368806), (427, 362760), (488, 317415), (610, 253932), (732, 211610), (840, 184403), (854, 181380), (915, 169288), (1220, 126966), (1281, 120920), (1464, 105805), (1708, 90690), (1830, 84644), (2135, 72552), (2440, 63483), (2562, 60460), (3023, 51240), (3416, 45345), (3660, 42322), (4270, 36276), (5124, 30230), (6046, 25620), (6405, 24184), (7320, 21161), (8540, 18138), (9069, 17080), (10248, 15115), (12092, 12810)]