428308920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1289}}^1$

素因数の和:1390

約数の個数: 192

約数和(自身を含む): 1521374400

約数和(自身を除く): 1093065480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 71, 72, 78, 90, 104, 117, 120, 130, 142, 156, 180, 195, 213, 234, 260, 284, 312, 355, 360, 390, 426, 468, 520, 568, 585, 639, 710, 780, 852, 923, 936, 1065, 1170, 1278, 1289, 1420, 1560, 1704, 1846, 2130, 2340, 2556, 2578, 2769, 2840, 3195, 3692, 3867, 4260, 4615, 4680, 5112, 5156, 5538, 6390, 6445, 7384, 7734, 8307, 8520, 9230, 10312, 11076, 11601, 12780, 12890, 13845, 15468, 16614, 16757, 18460, 19335, 22152, 23202, 25560, 25780, 27690, 30936, 33228, 33514, 36920, 38670, 41535, 46404, 50271, 51560, 55380, 58005, 66456, 67028, 77340, 83070, 83785, 91519, 92808, 100542, 110760, 116010, 134056, 150813, 154680, 166140, 167570, 183038, 201084, 232020, 251355, 274557, 301626, 332280, 335140, 366076, 402168, 457595, 464040, 502710, 549114, 603252, 670280, 732152, 754065, 823671, 915190, 1005420, 1098228, 1189747, 1206504, 1372785, 1508130, 1647342, 1830380, 2010840, 2196456, 2379494, 2745570, 3016260, 3294684, 3569241, 3660760, 4118355, 4758988, 5491140, 5948735, 6032520, 6589368, 7138482, 8236710, 9517976, 10707723, 10982280, 11897470, 14276964, 16473420, 17846205, 21415446, 23794940, 28553928, 32946840, 35692410, 42830892, 47589880, 53538615, 71384820, 85661784, 107077230, 142769640, 214154460, 428308920]

約数ペア:

[(1, 428308920), (2, 214154460), (3, 142769640), (4, 107077230), (5, 85661784), (6, 71384820), (8, 53538615), (9, 47589880), (10, 42830892), (12, 35692410), (13, 32946840), (15, 28553928), (18, 23794940), (20, 21415446), (24, 17846205), (26, 16473420), (30, 14276964), (36, 11897470), (39, 10982280), (40, 10707723), (45, 9517976), (52, 8236710), (60, 7138482), (65, 6589368), (71, 6032520), (72, 5948735), (78, 5491140), (90, 4758988), (104, 4118355), (117, 3660760), (120, 3569241), (130, 3294684), (142, 3016260), (156, 2745570), (180, 2379494), (195, 2196456), (213, 2010840), (234, 1830380), (260, 1647342), (284, 1508130), (312, 1372785), (355, 1206504), (360, 1189747), (390, 1098228), (426, 1005420), (468, 915190), (520, 823671), (568, 754065), (585, 732152), (639, 670280), (710, 603252), (780, 549114), (852, 502710), (923, 464040), (936, 457595), (1065, 402168), (1170, 366076), (1278, 335140), (1289, 332280), (1420, 301626), (1560, 274557), (1704, 251355), (1846, 232020), (2130, 201084), (2340, 183038), (2556, 167570), (2578, 166140), (2769, 154680), (2840, 150813), (3195, 134056), (3692, 116010), (3867, 110760), (4260, 100542), (4615, 92808), (4680, 91519), (5112, 83785), (5156, 83070), (5538, 77340), (6390, 67028), (6445, 66456), (7384, 58005), (7734, 55380), (8307, 51560), (8520, 50271), (9230, 46404), (10312, 41535), (11076, 38670), (11601, 36920), (12780, 33514), (12890, 33228), (13845, 30936), (15468, 27690), (16614, 25780), (16757, 25560), (18460, 23202), (19335, 22152)]