128963100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{283}}^1$

素因数の和:345

約数の個数: 216

約数和(自身を含む): 449637888

約数和(自身を除く): 320674788

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 31, 35, 42, 49, 50, 60, 62, 70, 75, 84, 93, 98, 100, 105, 124, 140, 147, 150, 155, 175, 186, 196, 210, 217, 245, 283, 294, 300, 310, 350, 372, 420, 434, 465, 490, 525, 566, 588, 620, 651, 700, 735, 775, 849, 868, 930, 980, 1050, 1085, 1132, 1225, 1302, 1415, 1470, 1519, 1550, 1698, 1860, 1981, 2100, 2170, 2325, 2450, 2604, 2830, 2940, 3038, 3100, 3255, 3396, 3675, 3962, 4245, 4340, 4557, 4650, 4900, 5425, 5660, 5943, 6076, 6510, 7075, 7350, 7595, 7924, 8490, 8773, 9114, 9300, 9905, 10850, 11886, 13020, 13867, 14150, 14700, 15190, 16275, 16980, 17546, 18228, 19810, 21225, 21700, 22785, 23772, 26319, 27734, 28300, 29715, 30380, 32550, 35092, 37975, 39620, 41601, 42450, 43865, 45570, 49525, 52638, 55468, 59430, 61411, 65100, 69335, 75950, 83202, 84900, 87730, 91140, 99050, 105276, 113925, 118860, 122822, 131595, 138670, 148575, 151900, 166404, 175460, 184233, 198100, 208005, 219325, 227850, 245644, 263190, 277340, 297150, 307055, 346675, 368466, 416010, 429877, 438650, 455700, 526380, 594300, 614110, 657975, 693350, 736932, 832020, 859754, 877300, 921165, 1040025, 1228220, 1289631, 1315950, 1386700, 1535275, 1719508, 1842330, 2080050, 2149385, 2579262, 2631900, 3070550, 3684660, 4160100, 4298770, 4605825, 5158524, 6141100, 6448155, 8597540, 9211650, 10746925, 12896310, 18423300, 21493850, 25792620, 32240775, 42987700, 64481550, 128963100]

約数ペア:

[(1, 128963100), (2, 64481550), (3, 42987700), (4, 32240775), (5, 25792620), (6, 21493850), (7, 18423300), (10, 12896310), (12, 10746925), (14, 9211650), (15, 8597540), (20, 6448155), (21, 6141100), (25, 5158524), (28, 4605825), (30, 4298770), (31, 4160100), (35, 3684660), (42, 3070550), (49, 2631900), (50, 2579262), (60, 2149385), (62, 2080050), (70, 1842330), (75, 1719508), (84, 1535275), (93, 1386700), (98, 1315950), (100, 1289631), (105, 1228220), (124, 1040025), (140, 921165), (147, 877300), (150, 859754), (155, 832020), (175, 736932), (186, 693350), (196, 657975), (210, 614110), (217, 594300), (245, 526380), (283, 455700), (294, 438650), (300, 429877), (310, 416010), (350, 368466), (372, 346675), (420, 307055), (434, 297150), (465, 277340), (490, 263190), (525, 245644), (566, 227850), (588, 219325), (620, 208005), (651, 198100), (700, 184233), (735, 175460), (775, 166404), (849, 151900), (868, 148575), (930, 138670), (980, 131595), (1050, 122822), (1085, 118860), (1132, 113925), (1225, 105276), (1302, 99050), (1415, 91140), (1470, 87730), (1519, 84900), (1550, 83202), (1698, 75950), (1860, 69335), (1981, 65100), (2100, 61411), (2170, 59430), (2325, 55468), (2450, 52638), (2604, 49525), (2830, 45570), (2940, 43865), (3038, 42450), (3100, 41601), (3255, 39620), (3396, 37975), (3675, 35092), (3962, 32550), (4245, 30380), (4340, 29715), (4557, 28300), (4650, 27734), (4900, 26319), (5425, 23772), (5660, 22785), (5943, 21700), (6076, 21225), (6510, 19810), (7075, 18228), (7350, 17546), (7595, 16980), (7924, 16275), (8490, 15190), (8773, 14700), (9114, 14150), (9300, 13867), (9905, 13020), (10850, 11886)]