216632960

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1$

素因数の和:290

約数の個数: 128

約数和(自身を含む): 546393600

約数和(自身を除く): 329760640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 61, 62, 64, 80, 122, 124, 128, 155, 160, 179, 244, 248, 305, 310, 320, 358, 488, 496, 610, 620, 640, 716, 895, 976, 992, 1220, 1240, 1432, 1790, 1891, 1952, 1984, 2440, 2480, 2864, 3580, 3782, 3904, 3968, 4880, 4960, 5549, 5728, 7160, 7564, 7808, 9455, 9760, 9920, 10919, 11098, 11456, 14320, 15128, 18910, 19520, 19840, 21838, 22196, 22912, 27745, 28640, 30256, 37820, 39040, 43676, 44392, 54595, 55490, 57280, 60512, 75640, 87352, 88784, 109190, 110980, 114560, 121024, 151280, 174704, 177568, 218380, 221960, 242048, 302560, 338489, 349408, 355136, 436760, 443920, 605120, 676978, 698816, 710272, 873520, 887840, 1210240, 1353956, 1397632, 1692445, 1747040, 1775680, 2707912, 3384890, 3494080, 3551360, 5415824, 6769780, 6988160, 10831648, 13539560, 21663296, 27079120, 43326592, 54158240, 108316480, 216632960]

約数ペア:

[(1, 216632960), (2, 108316480), (4, 54158240), (5, 43326592), (8, 27079120), (10, 21663296), (16, 13539560), (20, 10831648), (31, 6988160), (32, 6769780), (40, 5415824), (61, 3551360), (62, 3494080), (64, 3384890), (80, 2707912), (122, 1775680), (124, 1747040), (128, 1692445), (155, 1397632), (160, 1353956), (179, 1210240), (244, 887840), (248, 873520), (305, 710272), (310, 698816), (320, 676978), (358, 605120), (488, 443920), (496, 436760), (610, 355136), (620, 349408), (640, 338489), (716, 302560), (895, 242048), (976, 221960), (992, 218380), (1220, 177568), (1240, 174704), (1432, 151280), (1790, 121024), (1891, 114560), (1952, 110980), (1984, 109190), (2440, 88784), (2480, 87352), (2864, 75640), (3580, 60512), (3782, 57280), (3904, 55490), (3968, 54595), (4880, 44392), (4960, 43676), (5549, 39040), (5728, 37820), (7160, 30256), (7564, 28640), (7808, 27745), (9455, 22912), (9760, 22196), (9920, 21838), (10919, 19840), (11098, 19520), (11456, 18910), (14320, 15128)]