213981840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{9587}}^1$

素因数の和:9637

約数の個数: 120

約数和(自身を含む): 741881088

約数和(自身を除く): 527899248

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 372, 465, 496, 558, 620, 720, 744, 930, 1116, 1240, 1395, 1488, 1860, 2232, 2480, 2790, 3720, 4464, 5580, 7440, 9587, 11160, 19174, 22320, 28761, 38348, 47935, 57522, 76696, 86283, 95870, 115044, 143805, 153392, 172566, 191740, 230088, 287610, 297197, 345132, 383480, 431415, 460176, 575220, 594394, 690264, 766960, 862830, 891591, 1150440, 1188788, 1380528, 1485985, 1725660, 1783182, 2300880, 2377576, 2674773, 2971970, 3451320, 3566364, 4457955, 4755152, 5349546, 5943940, 6902640, 7132728, 8915910, 10699092, 11887880, 13373865, 14265456, 17831820, 21398184, 23775760, 26747730, 35663640, 42796368, 53495460, 71327280, 106990920, 213981840]

約数ペア:

[(1, 213981840), (2, 106990920), (3, 71327280), (4, 53495460), (5, 42796368), (6, 35663640), (8, 26747730), (9, 23775760), (10, 21398184), (12, 17831820), (15, 14265456), (16, 13373865), (18, 11887880), (20, 10699092), (24, 8915910), (30, 7132728), (31, 6902640), (36, 5943940), (40, 5349546), (45, 4755152), (48, 4457955), (60, 3566364), (62, 3451320), (72, 2971970), (80, 2674773), (90, 2377576), (93, 2300880), (120, 1783182), (124, 1725660), (144, 1485985), (155, 1380528), (180, 1188788), (186, 1150440), (240, 891591), (248, 862830), (279, 766960), (310, 690264), (360, 594394), (372, 575220), (465, 460176), (496, 431415), (558, 383480), (620, 345132), (720, 297197), (744, 287610), (930, 230088), (1116, 191740), (1240, 172566), (1395, 153392), (1488, 143805), (1860, 115044), (2232, 95870), (2480, 86283), (2790, 76696), (3720, 57522), (4464, 47935), (5580, 38348), (7440, 28761), (9587, 22320), (11160, 19174)]