170509640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1$

素因数の和:295

約数の個数: 128

約数和(自身を含む): 455328000

約数和(自身を除く): 284818360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 61, 67, 70, 122, 134, 140, 149, 244, 268, 280, 298, 305, 335, 427, 469, 488, 536, 596, 610, 670, 745, 854, 938, 1043, 1192, 1220, 1340, 1490, 1708, 1876, 2086, 2135, 2345, 2440, 2680, 2980, 3416, 3752, 4087, 4172, 4270, 4690, 5215, 5960, 8174, 8344, 8540, 9089, 9380, 9983, 10430, 16348, 17080, 18178, 18760, 19966, 20435, 20860, 28609, 32696, 36356, 39932, 40870, 41720, 45445, 49915, 57218, 63623, 69881, 72712, 79864, 81740, 90890, 99830, 114436, 127246, 139762, 143045, 163480, 181780, 199660, 228872, 254492, 279524, 286090, 318115, 349405, 363560, 399320, 508984, 559048, 572180, 608963, 636230, 698810, 1144360, 1217926, 1272460, 1397620, 2435852, 2544920, 2795240, 3044815, 4262741, 4871704, 6089630, 8525482, 12179260, 17050964, 21313705, 24358520, 34101928, 42627410, 85254820, 170509640]

約数ペア:

[(1, 170509640), (2, 85254820), (4, 42627410), (5, 34101928), (7, 24358520), (8, 21313705), (10, 17050964), (14, 12179260), (20, 8525482), (28, 6089630), (35, 4871704), (40, 4262741), (56, 3044815), (61, 2795240), (67, 2544920), (70, 2435852), (122, 1397620), (134, 1272460), (140, 1217926), (149, 1144360), (244, 698810), (268, 636230), (280, 608963), (298, 572180), (305, 559048), (335, 508984), (427, 399320), (469, 363560), (488, 349405), (536, 318115), (596, 286090), (610, 279524), (670, 254492), (745, 228872), (854, 199660), (938, 181780), (1043, 163480), (1192, 143045), (1220, 139762), (1340, 127246), (1490, 114436), (1708, 99830), (1876, 90890), (2086, 81740), (2135, 79864), (2345, 72712), (2440, 69881), (2680, 63623), (2980, 57218), (3416, 49915), (3752, 45445), (4087, 41720), (4172, 40870), (4270, 39932), (4690, 36356), (5215, 32696), (5960, 28609), (8174, 20860), (8344, 20435), (8540, 19966), (9089, 18760), (9380, 18178), (9983, 17080), (10430, 16348)]