280792960

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{269}}^1$

素因数の和:528

約数の個数: 128

約数和(自身を含む): 773323200

約数和(自身を除く): 492530240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 233, 269, 280, 320, 448, 466, 538, 560, 640, 896, 932, 1076, 1120, 1165, 1345, 1631, 1864, 1883, 2152, 2240, 2330, 2690, 3262, 3728, 3766, 4304, 4480, 4660, 5380, 6524, 7456, 7532, 8155, 8608, 9320, 9415, 10760, 13048, 14912, 15064, 16310, 17216, 18640, 18830, 21520, 26096, 29824, 30128, 32620, 34432, 37280, 37660, 43040, 52192, 60256, 62677, 65240, 74560, 75320, 86080, 104384, 120512, 125354, 130480, 149120, 150640, 172160, 208768, 241024, 250708, 260960, 301280, 313385, 438739, 501416, 521920, 602560, 626770, 877478, 1002832, 1043840, 1205120, 1253540, 1754956, 2005664, 2193695, 2507080, 3509912, 4011328, 4387390, 5014160, 7019824, 8022656, 8774780, 10028320, 14039648, 17549560, 20056640, 28079296, 35099120, 40113280, 56158592, 70198240, 140396480, 280792960]

約数ペア:

[(1, 280792960), (2, 140396480), (4, 70198240), (5, 56158592), (7, 40113280), (8, 35099120), (10, 28079296), (14, 20056640), (16, 17549560), (20, 14039648), (28, 10028320), (32, 8774780), (35, 8022656), (40, 7019824), (56, 5014160), (64, 4387390), (70, 4011328), (80, 3509912), (112, 2507080), (128, 2193695), (140, 2005664), (160, 1754956), (224, 1253540), (233, 1205120), (269, 1043840), (280, 1002832), (320, 877478), (448, 626770), (466, 602560), (538, 521920), (560, 501416), (640, 438739), (896, 313385), (932, 301280), (1076, 260960), (1120, 250708), (1165, 241024), (1345, 208768), (1631, 172160), (1864, 150640), (1883, 149120), (2152, 130480), (2240, 125354), (2330, 120512), (2690, 104384), (3262, 86080), (3728, 75320), (3766, 74560), (4304, 65240), (4480, 62677), (4660, 60256), (5380, 52192), (6524, 43040), (7456, 37660), (7532, 37280), (8155, 34432), (8608, 32620), (9320, 30128), (9415, 29824), (10760, 26096), (13048, 21520), (14912, 18830), (15064, 18640), (16310, 17216)]