72015570

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{389}}^1$

素因数の和:441

約数の個数: 144

約数和(自身を含む): 218476440

約数和(自身を除く): 146460870

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 17, 18, 22, 30, 33, 34, 45, 51, 55, 66, 85, 90, 99, 102, 110, 121, 153, 165, 170, 187, 198, 242, 255, 306, 330, 363, 374, 389, 495, 510, 561, 605, 726, 765, 778, 935, 990, 1089, 1122, 1167, 1210, 1530, 1683, 1815, 1870, 1945, 2057, 2178, 2334, 2805, 3366, 3501, 3630, 3890, 4114, 4279, 5445, 5610, 5835, 6171, 6613, 7002, 8415, 8558, 10285, 10890, 11670, 12342, 12837, 13226, 16830, 17505, 18513, 19839, 20570, 21395, 25674, 30855, 33065, 35010, 37026, 38511, 39678, 42790, 47069, 59517, 61710, 64185, 66130, 72743, 77022, 92565, 94138, 99195, 119034, 128370, 141207, 145486, 185130, 192555, 198390, 218229, 235345, 282414, 297585, 363715, 385110, 423621, 436458, 470690, 595170, 654687, 706035, 727430, 800173, 847242, 1091145, 1309374, 1412070, 1600346, 2118105, 2182290, 2400519, 3273435, 4000865, 4236210, 4801038, 6546870, 7201557, 8001730, 12002595, 14403114, 24005190, 36007785, 72015570]

約数ペア:

[(1, 72015570), (2, 36007785), (3, 24005190), (5, 14403114), (6, 12002595), (9, 8001730), (10, 7201557), (11, 6546870), (15, 4801038), (17, 4236210), (18, 4000865), (22, 3273435), (30, 2400519), (33, 2182290), (34, 2118105), (45, 1600346), (51, 1412070), (55, 1309374), (66, 1091145), (85, 847242), (90, 800173), (99, 727430), (102, 706035), (110, 654687), (121, 595170), (153, 470690), (165, 436458), (170, 423621), (187, 385110), (198, 363715), (242, 297585), (255, 282414), (306, 235345), (330, 218229), (363, 198390), (374, 192555), (389, 185130), (495, 145486), (510, 141207), (561, 128370), (605, 119034), (726, 99195), (765, 94138), (778, 92565), (935, 77022), (990, 72743), (1089, 66130), (1122, 64185), (1167, 61710), (1210, 59517), (1530, 47069), (1683, 42790), (1815, 39678), (1870, 38511), (1945, 37026), (2057, 35010), (2178, 33065), (2334, 30855), (2805, 25674), (3366, 21395), (3501, 20570), (3630, 19839), (3890, 18513), (4114, 17505), (4279, 16830), (5445, 13226), (5610, 12837), (5835, 12342), (6171, 11670), (6613, 10890), (7002, 10285), (8415, 8558)]