68909280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:481

約数の個数: 192

約数和(自身を含む): 245016576

約数和(自身を除く): 176107296

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 32, 33, 40, 44, 48, 55, 60, 62, 66, 80, 88, 93, 96, 110, 120, 124, 132, 155, 160, 165, 176, 186, 220, 240, 248, 264, 310, 330, 341, 352, 372, 421, 440, 465, 480, 496, 528, 620, 660, 682, 744, 842, 880, 930, 992, 1023, 1056, 1240, 1263, 1320, 1364, 1488, 1684, 1705, 1760, 1860, 2046, 2105, 2480, 2526, 2640, 2728, 2976, 3368, 3410, 3720, 4092, 4210, 4631, 4960, 5052, 5115, 5280, 5456, 6315, 6736, 6820, 7440, 8184, 8420, 9262, 10104, 10230, 10912, 12630, 13051, 13472, 13640, 13893, 14880, 16368, 16840, 18524, 20208, 20460, 23155, 25260, 26102, 27280, 27786, 32736, 33680, 37048, 39153, 40416, 40920, 46310, 50520, 52204, 54560, 55572, 65255, 67360, 69465, 74096, 78306, 81840, 92620, 101040, 104408, 111144, 130510, 138930, 143561, 148192, 156612, 163680, 185240, 195765, 202080, 208816, 222288, 261020, 277860, 287122, 313224, 370480, 391530, 417632, 430683, 444576, 522040, 555720, 574244, 626448, 717805, 740960, 783060, 861366, 1044080, 1111440, 1148488, 1252896, 1435610, 1566120, 1722732, 2088160, 2153415, 2222880, 2296976, 2871220, 3132240, 3445464, 4306830, 4593952, 5742440, 6264480, 6890928, 8613660, 11484880, 13781856, 17227320, 22969760, 34454640, 68909280]

約数ペア:

[(1, 68909280), (2, 34454640), (3, 22969760), (4, 17227320), (5, 13781856), (6, 11484880), (8, 8613660), (10, 6890928), (11, 6264480), (12, 5742440), (15, 4593952), (16, 4306830), (20, 3445464), (22, 3132240), (24, 2871220), (30, 2296976), (31, 2222880), (32, 2153415), (33, 2088160), (40, 1722732), (44, 1566120), (48, 1435610), (55, 1252896), (60, 1148488), (62, 1111440), (66, 1044080), (80, 861366), (88, 783060), (93, 740960), (96, 717805), (110, 626448), (120, 574244), (124, 555720), (132, 522040), (155, 444576), (160, 430683), (165, 417632), (176, 391530), (186, 370480), (220, 313224), (240, 287122), (248, 277860), (264, 261020), (310, 222288), (330, 208816), (341, 202080), (352, 195765), (372, 185240), (421, 163680), (440, 156612), (465, 148192), (480, 143561), (496, 138930), (528, 130510), (620, 111144), (660, 104408), (682, 101040), (744, 92620), (842, 81840), (880, 78306), (930, 74096), (992, 69465), (1023, 67360), (1056, 65255), (1240, 55572), (1263, 54560), (1320, 52204), (1364, 50520), (1488, 46310), (1684, 40920), (1705, 40416), (1760, 39153), (1860, 37048), (2046, 33680), (2105, 32736), (2480, 27786), (2526, 27280), (2640, 26102), (2728, 25260), (2976, 23155), (3368, 20460), (3410, 20208), (3720, 18524), (4092, 16840), (4210, 16368), (4631, 14880), (4960, 13893), (5052, 13640), (5115, 13472), (5280, 13051), (5456, 12630), (6315, 10912), (6736, 10230), (6820, 10104), (7440, 9262), (8184, 8420)]