406005760

素因数分解:

$2^{11}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1279}}^1$

素因数の和:1337

約数の個数: 96

約数和(自身を含む): 1006387200

約数和(自身を除く): 600381440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1024, 1240, 1279, 1280, 1984, 2048, 2480, 2558, 2560, 3968, 4960, 5116, 5120, 6395, 7936, 9920, 10232, 10240, 12790, 15872, 19840, 20464, 25580, 31744, 39649, 39680, 40928, 51160, 63488, 79298, 79360, 81856, 102320, 158596, 158720, 163712, 198245, 204640, 317192, 317440, 327424, 396490, 409280, 634384, 654848, 792980, 818560, 1268768, 1309696, 1585960, 1637120, 2537536, 2619392, 3171920, 3274240, 5075072, 6343840, 6548480, 10150144, 12687680, 13096960, 20300288, 25375360, 40600576, 50750720, 81201152, 101501440, 203002880, 406005760]

約数ペア:

[(1, 406005760), (2, 203002880), (4, 101501440), (5, 81201152), (8, 50750720), (10, 40600576), (16, 25375360), (20, 20300288), (31, 13096960), (32, 12687680), (40, 10150144), (62, 6548480), (64, 6343840), (80, 5075072), (124, 3274240), (128, 3171920), (155, 2619392), (160, 2537536), (248, 1637120), (256, 1585960), (310, 1309696), (320, 1268768), (496, 818560), (512, 792980), (620, 654848), (640, 634384), (992, 409280), (1024, 396490), (1240, 327424), (1279, 317440), (1280, 317192), (1984, 204640), (2048, 198245), (2480, 163712), (2558, 158720), (2560, 158596), (3968, 102320), (4960, 81856), (5116, 79360), (5120, 79298), (6395, 63488), (7936, 51160), (9920, 40928), (10232, 39680), (10240, 39649), (12790, 31744), (15872, 25580), (19840, 20464)]