660835770

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{379}}^1$

素因数の和:457

約数の個数: 192

約数和(自身を含む): 2001438720

約数和(自身を除く): 1340602950

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 23, 30, 35, 38, 42, 46, 57, 69, 70, 95, 105, 114, 115, 133, 138, 161, 190, 210, 230, 266, 285, 322, 345, 361, 379, 399, 437, 483, 570, 665, 690, 722, 758, 798, 805, 874, 966, 1083, 1137, 1311, 1330, 1610, 1805, 1895, 1995, 2166, 2185, 2274, 2415, 2527, 2622, 2653, 3059, 3610, 3790, 3990, 4370, 4830, 5054, 5306, 5415, 5685, 6118, 6555, 7201, 7581, 7959, 8303, 8717, 9177, 10830, 11370, 12635, 13110, 13265, 14402, 15162, 15295, 15918, 16606, 17434, 18354, 21603, 24909, 25270, 26151, 26530, 30590, 36005, 37905, 39795, 41515, 43206, 43585, 45885, 49818, 50407, 52302, 58121, 61019, 72010, 75810, 79590, 83030, 87170, 91770, 100814, 108015, 116242, 122038, 124545, 130755, 136819, 151221, 165623, 174363, 183057, 216030, 249090, 252035, 261510, 273638, 290605, 302442, 305095, 331246, 348726, 366114, 410457, 496869, 504070, 581210, 610190, 684095, 756105, 820914, 828115, 871815, 915285, 957733, 993738, 1159361, 1368190, 1512210, 1656230, 1743630, 1830570, 1915466, 2052285, 2318722, 2484345, 2873199, 3146837, 3478083, 4104570, 4788665, 4968690, 5746398, 5796805, 6293674, 6956166, 9440511, 9577330, 11593610, 14365995, 15734185, 17390415, 18881022, 22027859, 28731990, 31468370, 34780830, 44055718, 47202555, 66083577, 94405110, 110139295, 132167154, 220278590, 330417885, 660835770]

約数ペア:

[(1, 660835770), (2, 330417885), (3, 220278590), (5, 132167154), (6, 110139295), (7, 94405110), (10, 66083577), (14, 47202555), (15, 44055718), (19, 34780830), (21, 31468370), (23, 28731990), (30, 22027859), (35, 18881022), (38, 17390415), (42, 15734185), (46, 14365995), (57, 11593610), (69, 9577330), (70, 9440511), (95, 6956166), (105, 6293674), (114, 5796805), (115, 5746398), (133, 4968690), (138, 4788665), (161, 4104570), (190, 3478083), (210, 3146837), (230, 2873199), (266, 2484345), (285, 2318722), (322, 2052285), (345, 1915466), (361, 1830570), (379, 1743630), (399, 1656230), (437, 1512210), (483, 1368190), (570, 1159361), (665, 993738), (690, 957733), (722, 915285), (758, 871815), (798, 828115), (805, 820914), (874, 756105), (966, 684095), (1083, 610190), (1137, 581210), (1311, 504070), (1330, 496869), (1610, 410457), (1805, 366114), (1895, 348726), (1995, 331246), (2166, 305095), (2185, 302442), (2274, 290605), (2415, 273638), (2527, 261510), (2622, 252035), (2653, 249090), (3059, 216030), (3610, 183057), (3790, 174363), (3990, 165623), (4370, 151221), (4830, 136819), (5054, 130755), (5306, 124545), (5415, 122038), (5685, 116242), (6118, 108015), (6555, 100814), (7201, 91770), (7581, 87170), (7959, 83030), (8303, 79590), (8717, 75810), (9177, 72010), (10830, 61019), (11370, 58121), (12635, 52302), (13110, 50407), (13265, 49818), (14402, 45885), (15162, 43585), (15295, 43206), (15918, 41515), (16606, 39795), (17434, 37905), (18354, 36005), (21603, 30590), (24909, 26530), (25270, 26151)]