408943320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{521}}^1$

素因数の和:777

約数の個数: 128

約数和(自身を含む): 1274849280

約数和(自身を除く): 865905960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 211, 248, 310, 372, 422, 465, 521, 620, 633, 744, 844, 930, 1042, 1055, 1240, 1266, 1563, 1688, 1860, 2084, 2110, 2532, 2605, 3126, 3165, 3720, 4168, 4220, 5064, 5210, 6252, 6330, 6541, 7815, 8440, 10420, 12504, 12660, 13082, 15630, 16151, 19623, 20840, 25320, 26164, 31260, 32302, 32705, 39246, 48453, 52328, 62520, 64604, 65410, 78492, 80755, 96906, 98115, 109931, 129208, 130820, 156984, 161510, 193812, 196230, 219862, 242265, 261640, 323020, 329793, 387624, 392460, 439724, 484530, 549655, 646040, 659586, 784920, 879448, 969060, 1099310, 1319172, 1648965, 1938120, 2198620, 2638344, 3297930, 3407861, 4397240, 6595860, 6815722, 10223583, 13191720, 13631444, 17039305, 20447166, 27262888, 34078610, 40894332, 51117915, 68157220, 81788664, 102235830, 136314440, 204471660, 408943320]

約数ペア:

[(1, 408943320), (2, 204471660), (3, 136314440), (4, 102235830), (5, 81788664), (6, 68157220), (8, 51117915), (10, 40894332), (12, 34078610), (15, 27262888), (20, 20447166), (24, 17039305), (30, 13631444), (31, 13191720), (40, 10223583), (60, 6815722), (62, 6595860), (93, 4397240), (120, 3407861), (124, 3297930), (155, 2638344), (186, 2198620), (211, 1938120), (248, 1648965), (310, 1319172), (372, 1099310), (422, 969060), (465, 879448), (521, 784920), (620, 659586), (633, 646040), (744, 549655), (844, 484530), (930, 439724), (1042, 392460), (1055, 387624), (1240, 329793), (1266, 323020), (1563, 261640), (1688, 242265), (1860, 219862), (2084, 196230), (2110, 193812), (2532, 161510), (2605, 156984), (3126, 130820), (3165, 129208), (3720, 109931), (4168, 98115), (4220, 96906), (5064, 80755), (5210, 78492), (6252, 65410), (6330, 64604), (6541, 62520), (7815, 52328), (8440, 48453), (10420, 39246), (12504, 32705), (12660, 32302), (13082, 31260), (15630, 26164), (16151, 25320), (19623, 20840)]