64655010

素因数分解:

$2^1\times 3^6\times 5^1\times 7^2\times {\mathrm{181}}^1$

素因数の和:220

約数の個数: 168

約数和(自身を含む): 204098076

約数和(自身を除く): 139443066

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 49, 54, 63, 70, 81, 90, 98, 105, 126, 135, 147, 162, 181, 189, 210, 243, 245, 270, 294, 315, 362, 378, 405, 441, 486, 490, 543, 567, 630, 729, 735, 810, 882, 905, 945, 1086, 1134, 1215, 1267, 1323, 1458, 1470, 1629, 1701, 1810, 1890, 2205, 2430, 2534, 2646, 2715, 2835, 3258, 3402, 3645, 3801, 3969, 4410, 4887, 5103, 5430, 5670, 6335, 6615, 7290, 7602, 7938, 8145, 8505, 8869, 9774, 10206, 11403, 11907, 12670, 13230, 14661, 16290, 17010, 17738, 19005, 19845, 22806, 23814, 24435, 25515, 26607, 29322, 34209, 35721, 38010, 39690, 43983, 44345, 48870, 51030, 53214, 57015, 59535, 68418, 71442, 73305, 79821, 87966, 88690, 102627, 114030, 119070, 131949, 133035, 146610, 159642, 171045, 178605, 205254, 219915, 239463, 263898, 266070, 307881, 342090, 357210, 399105, 439830, 478926, 513135, 615762, 659745, 718389, 798210, 923643, 1026270, 1197315, 1319490, 1436778, 1539405, 1847286, 2155167, 2394630, 3078810, 3591945, 4310334, 4618215, 6465501, 7183890, 9236430, 10775835, 12931002, 21551670, 32327505, 64655010]

約数ペア:

[(1, 64655010), (2, 32327505), (3, 21551670), (5, 12931002), (6, 10775835), (7, 9236430), (9, 7183890), (10, 6465501), (14, 4618215), (15, 4310334), (18, 3591945), (21, 3078810), (27, 2394630), (30, 2155167), (35, 1847286), (42, 1539405), (45, 1436778), (49, 1319490), (54, 1197315), (63, 1026270), (70, 923643), (81, 798210), (90, 718389), (98, 659745), (105, 615762), (126, 513135), (135, 478926), (147, 439830), (162, 399105), (181, 357210), (189, 342090), (210, 307881), (243, 266070), (245, 263898), (270, 239463), (294, 219915), (315, 205254), (362, 178605), (378, 171045), (405, 159642), (441, 146610), (486, 133035), (490, 131949), (543, 119070), (567, 114030), (630, 102627), (729, 88690), (735, 87966), (810, 79821), (882, 73305), (905, 71442), (945, 68418), (1086, 59535), (1134, 57015), (1215, 53214), (1267, 51030), (1323, 48870), (1458, 44345), (1470, 43983), (1629, 39690), (1701, 38010), (1810, 35721), (1890, 34209), (2205, 29322), (2430, 26607), (2534, 25515), (2646, 24435), (2715, 23814), (2835, 22806), (3258, 19845), (3402, 19005), (3645, 17738), (3801, 17010), (3969, 16290), (4410, 14661), (4887, 13230), (5103, 12670), (5430, 11907), (5670, 11403), (6335, 10206), (6615, 9774), (7290, 8869), (7602, 8505), (7938, 8145)]