81358512660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{457}}^1\times {\mathrm{5717}}^1$

素因数の和:6362

約数の個数: 144

約数和(自身を含む): 248800655376

約数和(自身を除く): 167442142716

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 173, 180, 346, 457, 519, 692, 865, 914, 1038, 1371, 1557, 1730, 1828, 2076, 2285, 2595, 2742, 3114, 3460, 4113, 4570, 5190, 5484, 5717, 6228, 6855, 7785, 8226, 9140, 10380, 11434, 13710, 15570, 16452, 17151, 20565, 22868, 27420, 28585, 31140, 34302, 41130, 51453, 57170, 68604, 79061, 82260, 85755, 102906, 114340, 158122, 171510, 205812, 237183, 257265, 316244, 343020, 395305, 474366, 514530, 711549, 790610, 948732, 989041, 1029060, 1185915, 1423098, 1581220, 1978082, 2371830, 2612669, 2846196, 2967123, 3557745, 3956164, 4743660, 4945205, 5225338, 5934246, 7115490, 7838007, 8901369, 9890410, 10450676, 11868492, 13063345, 14230980, 14835615, 15676014, 17802738, 19780820, 23514021, 26126690, 29671230, 31352028, 35605476, 39190035, 44506845, 47028042, 52253380, 59342460, 78380070, 89013690, 94056084, 117570105, 156760140, 178027380, 235140210, 451991737, 470280420, 903983474, 1355975211, 1807966948, 2259958685, 2711950422, 4067925633, 4519917370, 5423900844, 6779876055, 8135851266, 9039834740, 13559752110, 16271702532, 20339628165, 27119504220, 40679256330, 81358512660]

約数ペア:

[(1, 81358512660), (2, 40679256330), (3, 27119504220), (4, 20339628165), (5, 16271702532), (6, 13559752110), (9, 9039834740), (10, 8135851266), (12, 6779876055), (15, 5423900844), (18, 4519917370), (20, 4067925633), (30, 2711950422), (36, 2259958685), (45, 1807966948), (60, 1355975211), (90, 903983474), (173, 470280420), (180, 451991737), (346, 235140210), (457, 178027380), (519, 156760140), (692, 117570105), (865, 94056084), (914, 89013690), (1038, 78380070), (1371, 59342460), (1557, 52253380), (1730, 47028042), (1828, 44506845), (2076, 39190035), (2285, 35605476), (2595, 31352028), (2742, 29671230), (3114, 26126690), (3460, 23514021), (4113, 19780820), (4570, 17802738), (5190, 15676014), (5484, 14835615), (5717, 14230980), (6228, 13063345), (6855, 11868492), (7785, 10450676), (8226, 9890410), (9140, 8901369), (10380, 7838007), (11434, 7115490), (13710, 5934246), (15570, 5225338), (16452, 4945205), (17151, 4743660), (20565, 3956164), (22868, 3557745), (27420, 2967123), (28585, 2846196), (31140, 2612669), (34302, 2371830), (41130, 1978082), (51453, 1581220), (57170, 1423098), (68604, 1185915), (79061, 1029060), (82260, 989041), (85755, 948732), (102906, 790610), (114340, 711549), (158122, 514530), (171510, 474366), (205812, 395305), (237183, 343020), (257265, 316244)]