71249220

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:192

約数の個数: 240

約数和(自身を含む): 262149888

約数和(自身を除く): 190900668

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, 61, 63, 70, 81, 84, 90, 103, 105, 108, 122, 126, 135, 140, 162, 180, 183, 189, 206, 210, 244, 252, 270, 305, 309, 315, 324, 366, 378, 405, 412, 420, 427, 515, 540, 549, 567, 610, 618, 630, 721, 732, 756, 810, 854, 915, 927, 945, 1030, 1098, 1134, 1220, 1236, 1260, 1281, 1442, 1545, 1620, 1647, 1708, 1830, 1854, 1890, 2060, 2135, 2163, 2196, 2268, 2562, 2745, 2781, 2835, 2884, 3090, 3294, 3605, 3660, 3708, 3780, 3843, 4270, 4326, 4635, 4941, 5124, 5490, 5562, 5670, 6180, 6283, 6405, 6489, 6588, 7210, 7686, 8235, 8343, 8540, 8652, 9270, 9882, 10815, 10980, 11124, 11340, 11529, 12566, 12810, 12978, 13905, 14420, 15372, 16470, 16686, 18540, 18849, 19215, 19467, 19764, 21630, 23058, 24705, 25132, 25620, 25956, 27810, 31415, 32445, 32940, 33372, 34587, 37698, 38430, 38934, 41715, 43260, 43981, 46116, 49410, 55620, 56547, 57645, 58401, 62830, 64890, 69174, 75396, 76860, 77868, 83430, 87962, 94245, 97335, 98820, 113094, 115290, 116802, 125660, 129780, 131943, 138348, 166860, 169641, 172935, 175924, 188490, 194670, 219905, 226188, 230580, 233604, 263886, 282735, 292005, 339282, 345870, 376980, 389340, 395829, 439810, 508923, 527772, 565470, 584010, 659715, 678564, 691740, 791658, 848205, 879620, 1017846, 1130940, 1168020, 1187487, 1319430, 1583316, 1696410, 1979145, 2035692, 2374974, 2544615, 2638860, 3392820, 3562461, 3958290, 4749948, 5089230, 5937435, 7124922, 7916580, 10178460, 11874870, 14249844, 17812305, 23749740, 35624610, 71249220]

約数ペア:

[(1, 71249220), (2, 35624610), (3, 23749740), (4, 17812305), (5, 14249844), (6, 11874870), (7, 10178460), (9, 7916580), (10, 7124922), (12, 5937435), (14, 5089230), (15, 4749948), (18, 3958290), (20, 3562461), (21, 3392820), (27, 2638860), (28, 2544615), (30, 2374974), (35, 2035692), (36, 1979145), (42, 1696410), (45, 1583316), (54, 1319430), (60, 1187487), (61, 1168020), (63, 1130940), (70, 1017846), (81, 879620), (84, 848205), (90, 791658), (103, 691740), (105, 678564), (108, 659715), (122, 584010), (126, 565470), (135, 527772), (140, 508923), (162, 439810), (180, 395829), (183, 389340), (189, 376980), (206, 345870), (210, 339282), (244, 292005), (252, 282735), (270, 263886), (305, 233604), (309, 230580), (315, 226188), (324, 219905), (366, 194670), (378, 188490), (405, 175924), (412, 172935), (420, 169641), (427, 166860), (515, 138348), (540, 131943), (549, 129780), (567, 125660), (610, 116802), (618, 115290), (630, 113094), (721, 98820), (732, 97335), (756, 94245), (810, 87962), (854, 83430), (915, 77868), (927, 76860), (945, 75396), (1030, 69174), (1098, 64890), (1134, 62830), (1220, 58401), (1236, 57645), (1260, 56547), (1281, 55620), (1442, 49410), (1545, 46116), (1620, 43981), (1647, 43260), (1708, 41715), (1830, 38934), (1854, 38430), (1890, 37698), (2060, 34587), (2135, 33372), (2163, 32940), (2196, 32445), (2268, 31415), (2562, 27810), (2745, 25956), (2781, 25620), (2835, 25132), (2884, 24705), (3090, 23058), (3294, 21630), (3605, 19764), (3660, 19467), (3708, 19215), (3780, 18849), (3843, 18540), (4270, 16686), (4326, 16470), (4635, 15372), (4941, 14420), (5124, 13905), (5490, 12978), (5562, 12810), (5670, 12566), (6180, 11529), (6283, 11340), (6405, 11124), (6489, 10980), (6588, 10815), (7210, 9882), (7686, 9270), (8235, 8652), (8343, 8540)]