83131020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3881}}^1$

素因数の和:3920

約数の個数: 144

約数和(自身を含む): 305218368

約数和(自身を除く): 222087348

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 420, 476, 510, 595, 612, 630, 714, 765, 1020, 1071, 1190, 1260, 1428, 1530, 1785, 2142, 2380, 3060, 3570, 3881, 4284, 5355, 7140, 7762, 10710, 11643, 15524, 19405, 21420, 23286, 27167, 34929, 38810, 46572, 54334, 58215, 65977, 69858, 77620, 81501, 108668, 116430, 131954, 135835, 139716, 163002, 174645, 197931, 232860, 244503, 263908, 271670, 326004, 329885, 349290, 395862, 407505, 461839, 489006, 543340, 593793, 659770, 698580, 791724, 815010, 923678, 978012, 989655, 1187586, 1222515, 1319540, 1385517, 1630020, 1847356, 1979310, 2309195, 2375172, 2445030, 2771034, 2968965, 3958620, 4156551, 4618390, 4890060, 5542068, 5937930, 6927585, 8313102, 9236780, 11875860, 13855170, 16626204, 20782755, 27710340, 41565510, 83131020]

約数ペア:

[(1, 83131020), (2, 41565510), (3, 27710340), (4, 20782755), (5, 16626204), (6, 13855170), (7, 11875860), (9, 9236780), (10, 8313102), (12, 6927585), (14, 5937930), (15, 5542068), (17, 4890060), (18, 4618390), (20, 4156551), (21, 3958620), (28, 2968965), (30, 2771034), (34, 2445030), (35, 2375172), (36, 2309195), (42, 1979310), (45, 1847356), (51, 1630020), (60, 1385517), (63, 1319540), (68, 1222515), (70, 1187586), (84, 989655), (85, 978012), (90, 923678), (102, 815010), (105, 791724), (119, 698580), (126, 659770), (140, 593793), (153, 543340), (170, 489006), (180, 461839), (204, 407505), (210, 395862), (238, 349290), (252, 329885), (255, 326004), (306, 271670), (315, 263908), (340, 244503), (357, 232860), (420, 197931), (476, 174645), (510, 163002), (595, 139716), (612, 135835), (630, 131954), (714, 116430), (765, 108668), (1020, 81501), (1071, 77620), (1190, 69858), (1260, 65977), (1428, 58215), (1530, 54334), (1785, 46572), (2142, 38810), (2380, 34929), (3060, 27167), (3570, 23286), (3881, 21420), (4284, 19405), (5355, 15524), (7140, 11643), (7762, 10710)]