661535784

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3257}}^1$

素因数の和:3320

約数の個数: 192

約数和(自身を含む): 2276951040

約数和(自身を除く): 1615415256

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 28, 31, 36, 39, 42, 52, 56, 62, 63, 72, 78, 84, 91, 93, 104, 117, 124, 126, 156, 168, 182, 186, 217, 234, 248, 252, 273, 279, 312, 364, 372, 403, 434, 468, 504, 546, 558, 651, 728, 744, 806, 819, 868, 936, 1092, 1116, 1209, 1302, 1612, 1638, 1736, 1953, 2184, 2232, 2418, 2604, 2821, 3224, 3257, 3276, 3627, 3906, 4836, 5208, 5642, 6514, 6552, 7254, 7812, 8463, 9672, 9771, 11284, 13028, 14508, 15624, 16926, 19542, 22568, 22799, 25389, 26056, 29016, 29313, 33852, 39084, 42341, 45598, 50778, 58626, 67704, 68397, 78168, 84682, 91196, 100967, 101556, 117252, 127023, 136794, 169364, 182392, 201934, 203112, 205191, 234504, 254046, 273588, 296387, 302901, 338728, 381069, 403868, 410382, 508092, 547176, 592774, 605802, 706769, 762138, 807736, 820764, 889161, 908703, 1016184, 1185548, 1211604, 1312571, 1413538, 1524276, 1641528, 1778322, 1817406, 2120307, 2371096, 2423208, 2625142, 2667483, 2827076, 3048552, 3556644, 3634812, 3937713, 4240614, 5250284, 5334966, 5654152, 6360921, 7113288, 7269624, 7875426, 8481228, 9187997, 10500568, 10669932, 11813139, 12721842, 15750852, 16962456, 18375994, 21339864, 23626278, 25443684, 27563991, 31501704, 36751988, 47252556, 50887368, 55127982, 73503976, 82691973, 94505112, 110255964, 165383946, 220511928, 330767892, 661535784]

約数ペア:

[(1, 661535784), (2, 330767892), (3, 220511928), (4, 165383946), (6, 110255964), (7, 94505112), (8, 82691973), (9, 73503976), (12, 55127982), (13, 50887368), (14, 47252556), (18, 36751988), (21, 31501704), (24, 27563991), (26, 25443684), (28, 23626278), (31, 21339864), (36, 18375994), (39, 16962456), (42, 15750852), (52, 12721842), (56, 11813139), (62, 10669932), (63, 10500568), (72, 9187997), (78, 8481228), (84, 7875426), (91, 7269624), (93, 7113288), (104, 6360921), (117, 5654152), (124, 5334966), (126, 5250284), (156, 4240614), (168, 3937713), (182, 3634812), (186, 3556644), (217, 3048552), (234, 2827076), (248, 2667483), (252, 2625142), (273, 2423208), (279, 2371096), (312, 2120307), (364, 1817406), (372, 1778322), (403, 1641528), (434, 1524276), (468, 1413538), (504, 1312571), (546, 1211604), (558, 1185548), (651, 1016184), (728, 908703), (744, 889161), (806, 820764), (819, 807736), (868, 762138), (936, 706769), (1092, 605802), (1116, 592774), (1209, 547176), (1302, 508092), (1612, 410382), (1638, 403868), (1736, 381069), (1953, 338728), (2184, 302901), (2232, 296387), (2418, 273588), (2604, 254046), (2821, 234504), (3224, 205191), (3257, 203112), (3276, 201934), (3627, 182392), (3906, 169364), (4836, 136794), (5208, 127023), (5642, 117252), (6514, 101556), (6552, 100967), (7254, 91196), (7812, 84682), (8463, 78168), (9672, 68397), (9771, 67704), (11284, 58626), (13028, 50778), (14508, 45598), (15624, 42341), (16926, 39084), (19542, 33852), (22568, 29313), (22799, 29016), (25389, 26056)]