255919860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{2011}}^1$

素因数の和:2134

約数の個数: 144

約数和(自身を含む): 896418432

約数和(自身を除く): 640498572

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 101, 105, 126, 140, 180, 202, 210, 252, 303, 315, 404, 420, 505, 606, 630, 707, 909, 1010, 1212, 1260, 1414, 1515, 1818, 2011, 2020, 2121, 2828, 3030, 3535, 3636, 4022, 4242, 4545, 6033, 6060, 6363, 7070, 8044, 8484, 9090, 10055, 10605, 12066, 12726, 14077, 14140, 18099, 18180, 20110, 21210, 24132, 25452, 28154, 30165, 31815, 36198, 40220, 42231, 42420, 56308, 60330, 63630, 70385, 72396, 84462, 90495, 120660, 126693, 127260, 140770, 168924, 180990, 203111, 211155, 253386, 281540, 361980, 406222, 422310, 506772, 609333, 633465, 812444, 844620, 1015555, 1218666, 1266930, 1421777, 1827999, 2031110, 2437332, 2533860, 2843554, 3046665, 3655998, 4062220, 4265331, 5687108, 6093330, 7108885, 7311996, 8530662, 9139995, 12186660, 12795993, 14217770, 17061324, 18279990, 21326655, 25591986, 28435540, 36559980, 42653310, 51183972, 63979965, 85306620, 127959930, 255919860]

約数ペア:

[(1, 255919860), (2, 127959930), (3, 85306620), (4, 63979965), (5, 51183972), (6, 42653310), (7, 36559980), (9, 28435540), (10, 25591986), (12, 21326655), (14, 18279990), (15, 17061324), (18, 14217770), (20, 12795993), (21, 12186660), (28, 9139995), (30, 8530662), (35, 7311996), (36, 7108885), (42, 6093330), (45, 5687108), (60, 4265331), (63, 4062220), (70, 3655998), (84, 3046665), (90, 2843554), (101, 2533860), (105, 2437332), (126, 2031110), (140, 1827999), (180, 1421777), (202, 1266930), (210, 1218666), (252, 1015555), (303, 844620), (315, 812444), (404, 633465), (420, 609333), (505, 506772), (606, 422310), (630, 406222), (707, 361980), (909, 281540), (1010, 253386), (1212, 211155), (1260, 203111), (1414, 180990), (1515, 168924), (1818, 140770), (2011, 127260), (2020, 126693), (2121, 120660), (2828, 90495), (3030, 84462), (3535, 72396), (3636, 70385), (4022, 63630), (4242, 60330), (4545, 56308), (6033, 42420), (6060, 42231), (6363, 40220), (7070, 36198), (8044, 31815), (8484, 30165), (9090, 28154), (10055, 25452), (10605, 24132), (12066, 21210), (12726, 20110), (14077, 18180), (14140, 18099)]