279156780

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{239}}^1$

素因数の和:370

約数の個数: 240

約数和(自身を含む): 1014773760

約数和(自身を除く): 735616980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 103, 105, 108, 126, 135, 140, 162, 180, 189, 206, 210, 239, 252, 270, 309, 315, 324, 378, 405, 412, 420, 478, 515, 540, 567, 618, 630, 717, 721, 756, 810, 927, 945, 956, 1030, 1134, 1195, 1236, 1260, 1434, 1442, 1545, 1620, 1673, 1854, 1890, 2060, 2151, 2163, 2268, 2390, 2781, 2835, 2868, 2884, 3090, 3346, 3585, 3605, 3708, 3780, 4302, 4326, 4635, 4780, 5019, 5562, 5670, 6180, 6453, 6489, 6692, 7170, 7210, 8343, 8365, 8604, 8652, 9270, 10038, 10755, 10815, 11124, 11340, 12906, 12978, 13905, 14340, 14420, 15057, 16686, 16730, 18540, 19359, 19467, 20076, 21510, 21630, 24617, 25095, 25812, 25956, 27810, 30114, 32265, 32445, 33372, 33460, 38718, 38934, 41715, 43020, 43260, 45171, 49234, 50190, 55620, 58401, 60228, 64530, 64890, 73851, 75285, 77436, 77868, 83430, 90342, 96795, 97335, 98468, 100380, 116802, 123085, 129060, 129780, 135513, 147702, 150570, 166860, 172319, 180684, 193590, 194670, 221553, 225855, 233604, 246170, 271026, 292005, 295404, 301140, 344638, 369255, 387180, 389340, 443106, 451710, 492340, 516957, 542052, 584010, 664659, 677565, 689276, 738510, 861595, 886212, 903420, 1033914, 1107765, 1168020, 1329318, 1355130, 1477020, 1550871, 1723190, 1993977, 2067828, 2215530, 2584785, 2658636, 2710260, 3101742, 3323295, 3446380, 3987954, 4431060, 4652613, 5169570, 6203484, 6646590, 7754355, 7975908, 9305226, 9969885, 10339140, 13293180, 13957839, 15508710, 18610452, 19939770, 23263065, 27915678, 31017420, 39879540, 46526130, 55831356, 69789195, 93052260, 139578390, 279156780]

約数ペア:

[(1, 279156780), (2, 139578390), (3, 93052260), (4, 69789195), (5, 55831356), (6, 46526130), (7, 39879540), (9, 31017420), (10, 27915678), (12, 23263065), (14, 19939770), (15, 18610452), (18, 15508710), (20, 13957839), (21, 13293180), (27, 10339140), (28, 9969885), (30, 9305226), (35, 7975908), (36, 7754355), (42, 6646590), (45, 6203484), (54, 5169570), (60, 4652613), (63, 4431060), (70, 3987954), (81, 3446380), (84, 3323295), (90, 3101742), (103, 2710260), (105, 2658636), (108, 2584785), (126, 2215530), (135, 2067828), (140, 1993977), (162, 1723190), (180, 1550871), (189, 1477020), (206, 1355130), (210, 1329318), (239, 1168020), (252, 1107765), (270, 1033914), (309, 903420), (315, 886212), (324, 861595), (378, 738510), (405, 689276), (412, 677565), (420, 664659), (478, 584010), (515, 542052), (540, 516957), (567, 492340), (618, 451710), (630, 443106), (717, 389340), (721, 387180), (756, 369255), (810, 344638), (927, 301140), (945, 295404), (956, 292005), (1030, 271026), (1134, 246170), (1195, 233604), (1236, 225855), (1260, 221553), (1434, 194670), (1442, 193590), (1545, 180684), (1620, 172319), (1673, 166860), (1854, 150570), (1890, 147702), (2060, 135513), (2151, 129780), (2163, 129060), (2268, 123085), (2390, 116802), (2781, 100380), (2835, 98468), (2868, 97335), (2884, 96795), (3090, 90342), (3346, 83430), (3585, 77868), (3605, 77436), (3708, 75285), (3780, 73851), (4302, 64890), (4326, 64530), (4635, 60228), (4780, 58401), (5019, 55620), (5562, 50190), (5670, 49234), (6180, 45171), (6453, 43260), (6489, 43020), (6692, 41715), (7170, 38934), (7210, 38718), (8343, 33460), (8365, 33372), (8604, 32445), (8652, 32265), (9270, 30114), (10038, 27810), (10755, 25956), (10815, 25812), (11124, 25095), (11340, 24617), (12906, 21630), (12978, 21510), (13905, 20076), (14340, 19467), (14420, 19359), (15057, 18540), (16686, 16730)]