64707720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:228

約数の個数: 256

約数和(自身を含む): 248832000

約数和(自身を除く): 184124280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 47, 55, 56, 60, 66, 70, 77, 84, 88, 94, 105, 110, 120, 132, 140, 141, 149, 154, 165, 168, 188, 210, 220, 231, 235, 264, 280, 282, 298, 308, 329, 330, 376, 385, 420, 440, 447, 462, 470, 517, 564, 596, 616, 658, 660, 705, 745, 770, 840, 894, 924, 940, 987, 1034, 1043, 1128, 1155, 1192, 1316, 1320, 1410, 1490, 1540, 1551, 1639, 1645, 1788, 1848, 1880, 1974, 2068, 2086, 2235, 2310, 2585, 2632, 2820, 2980, 3080, 3102, 3129, 3278, 3290, 3576, 3619, 3948, 4136, 4172, 4470, 4620, 4917, 4935, 5170, 5215, 5640, 5960, 6204, 6258, 6556, 6580, 7003, 7238, 7755, 7896, 8195, 8344, 8940, 9240, 9834, 9870, 10340, 10430, 10857, 11473, 12408, 12516, 13112, 13160, 14006, 14476, 15510, 15645, 16390, 17880, 18095, 19668, 19740, 20680, 20860, 21009, 21714, 22946, 24585, 25032, 28012, 28952, 31020, 31290, 32780, 34419, 35015, 36190, 39336, 39480, 41720, 42018, 43428, 45892, 49021, 49170, 54285, 56024, 57365, 62040, 62580, 65560, 68838, 70030, 72380, 77033, 84036, 86856, 91784, 98042, 98340, 105045, 108570, 114730, 125160, 137676, 140060, 144760, 147063, 154066, 168072, 172095, 196084, 196680, 210090, 217140, 229460, 231099, 245105, 275352, 280120, 294126, 308132, 344190, 385165, 392168, 420180, 434280, 458920, 462198, 490210, 539231, 588252, 616264, 688380, 735315, 770330, 840360, 924396, 980420, 1078462, 1155495, 1176504, 1376760, 1470630, 1540660, 1617693, 1848792, 1960840, 2156924, 2310990, 2696155, 2941260, 3081320, 3235386, 4313848, 4621980, 5392310, 5882520, 6470772, 8088465, 9243960, 10784620, 12941544, 16176930, 21569240, 32353860, 64707720]

約数ペア:

[(1, 64707720), (2, 32353860), (3, 21569240), (4, 16176930), (5, 12941544), (6, 10784620), (7, 9243960), (8, 8088465), (10, 6470772), (11, 5882520), (12, 5392310), (14, 4621980), (15, 4313848), (20, 3235386), (21, 3081320), (22, 2941260), (24, 2696155), (28, 2310990), (30, 2156924), (33, 1960840), (35, 1848792), (40, 1617693), (42, 1540660), (44, 1470630), (47, 1376760), (55, 1176504), (56, 1155495), (60, 1078462), (66, 980420), (70, 924396), (77, 840360), (84, 770330), (88, 735315), (94, 688380), (105, 616264), (110, 588252), (120, 539231), (132, 490210), (140, 462198), (141, 458920), (149, 434280), (154, 420180), (165, 392168), (168, 385165), (188, 344190), (210, 308132), (220, 294126), (231, 280120), (235, 275352), (264, 245105), (280, 231099), (282, 229460), (298, 217140), (308, 210090), (329, 196680), (330, 196084), (376, 172095), (385, 168072), (420, 154066), (440, 147063), (447, 144760), (462, 140060), (470, 137676), (517, 125160), (564, 114730), (596, 108570), (616, 105045), (658, 98340), (660, 98042), (705, 91784), (745, 86856), (770, 84036), (840, 77033), (894, 72380), (924, 70030), (940, 68838), (987, 65560), (1034, 62580), (1043, 62040), (1128, 57365), (1155, 56024), (1192, 54285), (1316, 49170), (1320, 49021), (1410, 45892), (1490, 43428), (1540, 42018), (1551, 41720), (1639, 39480), (1645, 39336), (1788, 36190), (1848, 35015), (1880, 34419), (1974, 32780), (2068, 31290), (2086, 31020), (2235, 28952), (2310, 28012), (2585, 25032), (2632, 24585), (2820, 22946), (2980, 21714), (3080, 21009), (3102, 20860), (3129, 20680), (3278, 19740), (3290, 19668), (3576, 18095), (3619, 17880), (3948, 16390), (4136, 15645), (4172, 15510), (4470, 14476), (4620, 14006), (4917, 13160), (4935, 13112), (5170, 12516), (5215, 12408), (5640, 11473), (5960, 10857), (6204, 10430), (6258, 10340), (6556, 9870), (6580, 9834), (7003, 9240), (7238, 8940), (7755, 8344), (7896, 8195)]