216717280

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3361}}^1$

素因数の和:3420

約数の個数: 96

約数和(自身を含む): 569334528

約数和(自身を除く): 352617248

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 65, 80, 104, 124, 130, 155, 160, 208, 248, 260, 310, 403, 416, 496, 520, 620, 806, 992, 1040, 1240, 1612, 2015, 2080, 2480, 3224, 3361, 4030, 4960, 6448, 6722, 8060, 12896, 13444, 16120, 16805, 26888, 32240, 33610, 43693, 53776, 64480, 67220, 87386, 104191, 107552, 134440, 174772, 208382, 218465, 268880, 349544, 416764, 436930, 520955, 537760, 699088, 833528, 873860, 1041910, 1354483, 1398176, 1667056, 1747720, 2083820, 2708966, 3334112, 3495440, 4167640, 5417932, 6772415, 6990880, 8335280, 10835864, 13544830, 16670560, 21671728, 27089660, 43343456, 54179320, 108358640, 216717280]

約数ペア:

[(1, 216717280), (2, 108358640), (4, 54179320), (5, 43343456), (8, 27089660), (10, 21671728), (13, 16670560), (16, 13544830), (20, 10835864), (26, 8335280), (31, 6990880), (32, 6772415), (40, 5417932), (52, 4167640), (62, 3495440), (65, 3334112), (80, 2708966), (104, 2083820), (124, 1747720), (130, 1667056), (155, 1398176), (160, 1354483), (208, 1041910), (248, 873860), (260, 833528), (310, 699088), (403, 537760), (416, 520955), (496, 436930), (520, 416764), (620, 349544), (806, 268880), (992, 218465), (1040, 208382), (1240, 174772), (1612, 134440), (2015, 107552), (2080, 104191), (2480, 87386), (3224, 67220), (3361, 64480), (4030, 53776), (4960, 43693), (6448, 33610), (6722, 32240), (8060, 26888), (12896, 16805), (13444, 16120)]