259808520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{331}}^1$

素因数の和:587

約数の個数: 128

約数和(自身を含む): 810823680

約数和(自身を除く): 551015160

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, 331, 372, 422, 465, 620, 633, 662, 744, 844, 930, 993, 1055, 1240, 1266, 1324, 1655, 1688, 1860, 1986, 2110, 2532, 2648, 3165, 3310, 3720, 3972, 4220, 4965, 5064, 6330, 6541, 6620, 7944, 8440, 9930, 10261, 12660, 13082, 13240, 19623, 19860, 20522, 25320, 26164, 30783, 32705, 39246, 39720, 41044, 51305, 52328, 61566, 65410, 69841, 78492, 82088, 98115, 102610, 123132, 130820, 139682, 153915, 156984, 196230, 205220, 209523, 246264, 261640, 279364, 307830, 349205, 392460, 410440, 419046, 558728, 615660, 698410, 784920, 838092, 1047615, 1231320, 1396820, 1676184, 2095230, 2165071, 2793640, 4190460, 4330142, 6495213, 8380920, 8660284, 10825355, 12990426, 17320568, 21650710, 25980852, 32476065, 43301420, 51961704, 64952130, 86602840, 129904260, 259808520]

約数ペア:

[(1, 259808520), (2, 129904260), (3, 86602840), (4, 64952130), (5, 51961704), (6, 43301420), (8, 32476065), (10, 25980852), (12, 21650710), (15, 17320568), (20, 12990426), (24, 10825355), (30, 8660284), (31, 8380920), (40, 6495213), (60, 4330142), (62, 4190460), (93, 2793640), (120, 2165071), (124, 2095230), (155, 1676184), (186, 1396820), (211, 1231320), (248, 1047615), (310, 838092), (331, 784920), (372, 698410), (422, 615660), (465, 558728), (620, 419046), (633, 410440), (662, 392460), (744, 349205), (844, 307830), (930, 279364), (993, 261640), (1055, 246264), (1240, 209523), (1266, 205220), (1324, 196230), (1655, 156984), (1688, 153915), (1860, 139682), (1986, 130820), (2110, 123132), (2532, 102610), (2648, 98115), (3165, 82088), (3310, 78492), (3720, 69841), (3972, 65410), (4220, 61566), (4965, 52328), (5064, 51305), (6330, 41044), (6541, 39720), (6620, 39246), (7944, 32705), (8440, 30783), (9930, 26164), (10261, 25320), (12660, 20522), (13082, 19860), (13240, 19623)]