219840840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{19699}}^1$

素因数の和:19747

約数の個数: 96

約数和(自身を含む): 737568000

約数和(自身を除く): 517727160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 120, 124, 155, 180, 186, 248, 279, 310, 360, 372, 465, 558, 620, 744, 930, 1116, 1240, 1395, 1860, 2232, 2790, 3720, 5580, 11160, 19699, 39398, 59097, 78796, 98495, 118194, 157592, 177291, 196990, 236388, 295485, 354582, 393980, 472776, 590970, 610669, 709164, 787960, 886455, 1181940, 1221338, 1418328, 1772910, 1832007, 2363880, 2442676, 3053345, 3545820, 3664014, 4885352, 5496021, 6106690, 7091640, 7328028, 9160035, 10992042, 12213380, 14656056, 18320070, 21984084, 24426760, 27480105, 36640140, 43968168, 54960210, 73280280, 109920420, 219840840]

約数ペア:

[(1, 219840840), (2, 109920420), (3, 73280280), (4, 54960210), (5, 43968168), (6, 36640140), (8, 27480105), (9, 24426760), (10, 21984084), (12, 18320070), (15, 14656056), (18, 12213380), (20, 10992042), (24, 9160035), (30, 7328028), (31, 7091640), (36, 6106690), (40, 5496021), (45, 4885352), (60, 3664014), (62, 3545820), (72, 3053345), (90, 2442676), (93, 2363880), (120, 1832007), (124, 1772910), (155, 1418328), (180, 1221338), (186, 1181940), (248, 886455), (279, 787960), (310, 709164), (360, 610669), (372, 590970), (465, 472776), (558, 393980), (620, 354582), (744, 295485), (930, 236388), (1116, 196990), (1240, 177291), (1395, 157592), (1860, 118194), (2232, 98495), (2790, 78796), (3720, 59097), (5580, 39398), (11160, 19699)]