212291100

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1087}}^1$

素因数の和:1145

約数の個数: 216

約数和(自身を含む): 785727488

約数和(自身を除く): 573436388

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 31, 35, 36, 42, 45, 50, 60, 62, 63, 70, 75, 84, 90, 93, 100, 105, 124, 126, 140, 150, 155, 175, 180, 186, 210, 217, 225, 252, 279, 300, 310, 315, 350, 372, 420, 434, 450, 465, 525, 558, 620, 630, 651, 700, 775, 868, 900, 930, 1050, 1085, 1087, 1116, 1260, 1302, 1395, 1550, 1575, 1860, 1953, 2100, 2170, 2174, 2325, 2604, 2790, 3100, 3150, 3255, 3261, 3906, 4340, 4348, 4650, 5425, 5435, 5580, 6300, 6510, 6522, 6975, 7609, 7812, 9300, 9765, 9783, 10850, 10870, 13020, 13044, 13950, 15218, 16275, 16305, 19530, 19566, 21700, 21740, 22827, 27175, 27900, 30436, 32550, 32610, 33697, 38045, 39060, 39132, 45654, 48825, 48915, 54350, 65100, 65220, 67394, 68481, 76090, 81525, 91308, 97650, 97830, 101091, 108700, 114135, 134788, 136962, 152180, 163050, 168485, 190225, 195300, 195660, 202182, 228270, 235879, 244575, 273924, 303273, 326100, 336970, 342405, 380450, 404364, 456540, 471758, 489150, 505455, 570675, 606546, 673940, 684810, 707637, 760900, 842425, 943516, 978300, 1010910, 1141350, 1179395, 1213092, 1369620, 1415274, 1516365, 1684850, 1712025, 2021820, 2122911, 2282700, 2358790, 2527275, 2830548, 3032730, 3369700, 3424050, 3538185, 4245822, 4717580, 5054550, 5896975, 6065460, 6848100, 7076370, 7581825, 8491644, 10109100, 10614555, 11793950, 14152740, 15163650, 17690925, 21229110, 23587900, 30327300, 35381850, 42458220, 53072775, 70763700, 106145550, 212291100]

約数ペア:

[(1, 212291100), (2, 106145550), (3, 70763700), (4, 53072775), (5, 42458220), (6, 35381850), (7, 30327300), (9, 23587900), (10, 21229110), (12, 17690925), (14, 15163650), (15, 14152740), (18, 11793950), (20, 10614555), (21, 10109100), (25, 8491644), (28, 7581825), (30, 7076370), (31, 6848100), (35, 6065460), (36, 5896975), (42, 5054550), (45, 4717580), (50, 4245822), (60, 3538185), (62, 3424050), (63, 3369700), (70, 3032730), (75, 2830548), (84, 2527275), (90, 2358790), (93, 2282700), (100, 2122911), (105, 2021820), (124, 1712025), (126, 1684850), (140, 1516365), (150, 1415274), (155, 1369620), (175, 1213092), (180, 1179395), (186, 1141350), (210, 1010910), (217, 978300), (225, 943516), (252, 842425), (279, 760900), (300, 707637), (310, 684810), (315, 673940), (350, 606546), (372, 570675), (420, 505455), (434, 489150), (450, 471758), (465, 456540), (525, 404364), (558, 380450), (620, 342405), (630, 336970), (651, 326100), (700, 303273), (775, 273924), (868, 244575), (900, 235879), (930, 228270), (1050, 202182), (1085, 195660), (1087, 195300), (1116, 190225), (1260, 168485), (1302, 163050), (1395, 152180), (1550, 136962), (1575, 134788), (1860, 114135), (1953, 108700), (2100, 101091), (2170, 97830), (2174, 97650), (2325, 91308), (2604, 81525), (2790, 76090), (3100, 68481), (3150, 67394), (3255, 65220), (3261, 65100), (3906, 54350), (4340, 48915), (4348, 48825), (4650, 45654), (5425, 39132), (5435, 39060), (5580, 38045), (6300, 33697), (6510, 32610), (6522, 32550), (6975, 30436), (7609, 27900), (7812, 27175), (9300, 22827), (9765, 21740), (9783, 21700), (10850, 19566), (10870, 19530), (13020, 16305), (13044, 16275), (13950, 15218)]