221997150

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{241}}^1$

素因数の和:371

約数の個数: 144

約数和(自身を含む): 631968480

約数和(自身を除く): 409971330

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 25, 30, 45, 46, 50, 69, 75, 89, 90, 115, 138, 150, 178, 207, 225, 230, 241, 267, 345, 414, 445, 450, 482, 534, 575, 690, 723, 801, 890, 1035, 1150, 1205, 1335, 1446, 1602, 1725, 2047, 2070, 2169, 2225, 2410, 2670, 3450, 3615, 4005, 4094, 4338, 4450, 5175, 5543, 6025, 6141, 6675, 7230, 8010, 10235, 10350, 10845, 11086, 12050, 12282, 13350, 16629, 18075, 18423, 20025, 20470, 21449, 21690, 27715, 30705, 33258, 36150, 36846, 40050, 42898, 49887, 51175, 54225, 55430, 61410, 64347, 83145, 92115, 99774, 102350, 107245, 108450, 128694, 138575, 153525, 166290, 184230, 193041, 214490, 249435, 277150, 307050, 321735, 386082, 415725, 460575, 493327, 498870, 536225, 643470, 831450, 921150, 965205, 986654, 1072450, 1247175, 1479981, 1608675, 1930410, 2466635, 2494350, 2959962, 3217350, 4439943, 4826025, 4933270, 7399905, 8879886, 9652050, 12333175, 14799810, 22199715, 24666350, 36999525, 44399430, 73999050, 110998575, 221997150]

約数ペア:

[(1, 221997150), (2, 110998575), (3, 73999050), (5, 44399430), (6, 36999525), (9, 24666350), (10, 22199715), (15, 14799810), (18, 12333175), (23, 9652050), (25, 8879886), (30, 7399905), (45, 4933270), (46, 4826025), (50, 4439943), (69, 3217350), (75, 2959962), (89, 2494350), (90, 2466635), (115, 1930410), (138, 1608675), (150, 1479981), (178, 1247175), (207, 1072450), (225, 986654), (230, 965205), (241, 921150), (267, 831450), (345, 643470), (414, 536225), (445, 498870), (450, 493327), (482, 460575), (534, 415725), (575, 386082), (690, 321735), (723, 307050), (801, 277150), (890, 249435), (1035, 214490), (1150, 193041), (1205, 184230), (1335, 166290), (1446, 153525), (1602, 138575), (1725, 128694), (2047, 108450), (2070, 107245), (2169, 102350), (2225, 99774), (2410, 92115), (2670, 83145), (3450, 64347), (3615, 61410), (4005, 55430), (4094, 54225), (4338, 51175), (4450, 49887), (5175, 42898), (5543, 40050), (6025, 36846), (6141, 36150), (6675, 33258), (7230, 30705), (8010, 27715), (10235, 21690), (10350, 21449), (10845, 20470), (11086, 20025), (12050, 18423), (12282, 18075), (13350, 16629)]