161487690

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{397}}^1$

素因数の和:576

約数の個数: 128

約数和(自身を含む): 481420800

約数和(自身を除く): 319933110

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 149, 182, 195, 210, 273, 298, 390, 397, 447, 455, 546, 745, 794, 894, 910, 1043, 1191, 1365, 1490, 1937, 1985, 2086, 2235, 2382, 2730, 2779, 3129, 3874, 3970, 4470, 5161, 5215, 5558, 5811, 5955, 6258, 8337, 9685, 10322, 10430, 11622, 11910, 13559, 13895, 15483, 15645, 16674, 19370, 25805, 27118, 27790, 29055, 30966, 31290, 36127, 40677, 41685, 51610, 58110, 59153, 67795, 72254, 77415, 81354, 83370, 108381, 118306, 135590, 154830, 177459, 180635, 203385, 216762, 295765, 354918, 361270, 406770, 414071, 541905, 591530, 768989, 828142, 887295, 1083810, 1242213, 1537978, 1774590, 2070355, 2306967, 2484426, 3844945, 4140710, 4613934, 5382923, 6211065, 7689890, 10765846, 11534835, 12422130, 16148769, 23069670, 26914615, 32297538, 53829230, 80743845, 161487690]

約数ペア:

[(1, 161487690), (2, 80743845), (3, 53829230), (5, 32297538), (6, 26914615), (7, 23069670), (10, 16148769), (13, 12422130), (14, 11534835), (15, 10765846), (21, 7689890), (26, 6211065), (30, 5382923), (35, 4613934), (39, 4140710), (42, 3844945), (65, 2484426), (70, 2306967), (78, 2070355), (91, 1774590), (105, 1537978), (130, 1242213), (149, 1083810), (182, 887295), (195, 828142), (210, 768989), (273, 591530), (298, 541905), (390, 414071), (397, 406770), (447, 361270), (455, 354918), (546, 295765), (745, 216762), (794, 203385), (894, 180635), (910, 177459), (1043, 154830), (1191, 135590), (1365, 118306), (1490, 108381), (1937, 83370), (1985, 81354), (2086, 77415), (2235, 72254), (2382, 67795), (2730, 59153), (2779, 58110), (3129, 51610), (3874, 41685), (3970, 40677), (4470, 36127), (5161, 31290), (5215, 30966), (5558, 29055), (5811, 27790), (5955, 27118), (6258, 25805), (8337, 19370), (9685, 16674), (10322, 15645), (10430, 15483), (11622, 13895), (11910, 13559)]