215289900

素因数分解:

$2^2\times 3^4\times 5^2\times 7^1\times {\mathrm{3797}}^1$

素因数の和:3830

約数の個数: 180

約数和(自身を含む): 797792688

約数和(自身を除く): 582502788

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 27, 28, 30, 35, 36, 42, 45, 50, 54, 60, 63, 70, 75, 81, 84, 90, 100, 105, 108, 126, 135, 140, 150, 162, 175, 180, 189, 210, 225, 252, 270, 300, 315, 324, 350, 378, 405, 420, 450, 525, 540, 567, 630, 675, 700, 756, 810, 900, 945, 1050, 1134, 1260, 1350, 1575, 1620, 1890, 2025, 2100, 2268, 2700, 2835, 3150, 3780, 3797, 4050, 4725, 5670, 6300, 7594, 8100, 9450, 11340, 11391, 14175, 15188, 18900, 18985, 22782, 26579, 28350, 34173, 37970, 45564, 53158, 56700, 56955, 68346, 75940, 79737, 94925, 102519, 106316, 113910, 132895, 136692, 159474, 170865, 189850, 205038, 227820, 239211, 265790, 284775, 307557, 318948, 341730, 379700, 398685, 410076, 478422, 512595, 531580, 569550, 615114, 664475, 683460, 717633, 797370, 854325, 956844, 1025190, 1139100, 1196055, 1230228, 1328950, 1435266, 1537785, 1594740, 1708650, 1993425, 2050380, 2152899, 2392110, 2562975, 2657900, 2870532, 3075570, 3417300, 3588165, 3986850, 4305798, 4784220, 5125950, 5980275, 6151140, 7176330, 7688925, 7973700, 8611596, 10251900, 10764495, 11960550, 14352660, 15377850, 17940825, 21528990, 23921100, 30755700, 35881650, 43057980, 53822475, 71763300, 107644950, 215289900]

約数ペア:

[(1, 215289900), (2, 107644950), (3, 71763300), (4, 53822475), (5, 43057980), (6, 35881650), (7, 30755700), (9, 23921100), (10, 21528990), (12, 17940825), (14, 15377850), (15, 14352660), (18, 11960550), (20, 10764495), (21, 10251900), (25, 8611596), (27, 7973700), (28, 7688925), (30, 7176330), (35, 6151140), (36, 5980275), (42, 5125950), (45, 4784220), (50, 4305798), (54, 3986850), (60, 3588165), (63, 3417300), (70, 3075570), (75, 2870532), (81, 2657900), (84, 2562975), (90, 2392110), (100, 2152899), (105, 2050380), (108, 1993425), (126, 1708650), (135, 1594740), (140, 1537785), (150, 1435266), (162, 1328950), (175, 1230228), (180, 1196055), (189, 1139100), (210, 1025190), (225, 956844), (252, 854325), (270, 797370), (300, 717633), (315, 683460), (324, 664475), (350, 615114), (378, 569550), (405, 531580), (420, 512595), (450, 478422), (525, 410076), (540, 398685), (567, 379700), (630, 341730), (675, 318948), (700, 307557), (756, 284775), (810, 265790), (900, 239211), (945, 227820), (1050, 205038), (1134, 189850), (1260, 170865), (1350, 159474), (1575, 136692), (1620, 132895), (1890, 113910), (2025, 106316), (2100, 102519), (2268, 94925), (2700, 79737), (2835, 75940), (3150, 68346), (3780, 56955), (3797, 56700), (4050, 53158), (4725, 45564), (5670, 37970), (6300, 34173), (7594, 28350), (8100, 26579), (9450, 22782), (11340, 18985), (11391, 18900), (14175, 15188)]