155722920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1021}}^1$

素因数の和:1107

約数の個数: 128

約数和(自身を含む): 494484480

約数和(自身を除く): 338761560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 41, 60, 62, 82, 93, 120, 123, 124, 155, 164, 186, 205, 246, 248, 310, 328, 372, 410, 465, 492, 615, 620, 744, 820, 930, 984, 1021, 1230, 1240, 1271, 1640, 1860, 2042, 2460, 2542, 3063, 3720, 3813, 4084, 4920, 5084, 5105, 6126, 6355, 7626, 8168, 10168, 10210, 12252, 12710, 15252, 15315, 19065, 20420, 24504, 25420, 30504, 30630, 31651, 38130, 40840, 41861, 50840, 61260, 63302, 76260, 83722, 94953, 122520, 125583, 126604, 152520, 158255, 167444, 189906, 209305, 251166, 253208, 316510, 334888, 379812, 418610, 474765, 502332, 627915, 633020, 759624, 837220, 949530, 1004664, 1255830, 1266040, 1297691, 1674440, 1899060, 2511660, 2595382, 3798120, 3893073, 5023320, 5190764, 6488455, 7786146, 10381528, 12976910, 15572292, 19465365, 25953820, 31144584, 38930730, 51907640, 77861460, 155722920]

約数ペア:

[(1, 155722920), (2, 77861460), (3, 51907640), (4, 38930730), (5, 31144584), (6, 25953820), (8, 19465365), (10, 15572292), (12, 12976910), (15, 10381528), (20, 7786146), (24, 6488455), (30, 5190764), (31, 5023320), (40, 3893073), (41, 3798120), (60, 2595382), (62, 2511660), (82, 1899060), (93, 1674440), (120, 1297691), (123, 1266040), (124, 1255830), (155, 1004664), (164, 949530), (186, 837220), (205, 759624), (246, 633020), (248, 627915), (310, 502332), (328, 474765), (372, 418610), (410, 379812), (465, 334888), (492, 316510), (615, 253208), (620, 251166), (744, 209305), (820, 189906), (930, 167444), (984, 158255), (1021, 152520), (1230, 126604), (1240, 125583), (1271, 122520), (1640, 94953), (1860, 83722), (2042, 76260), (2460, 63302), (2542, 61260), (3063, 50840), (3720, 41861), (3813, 40840), (4084, 38130), (4920, 31651), (5084, 30630), (5105, 30504), (6126, 25420), (6355, 24504), (7626, 20420), (8168, 19065), (10168, 15315), (10210, 15252), (12252, 12710)]