640928652

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{547}}^1$

素因数の和:640

約数の個数: 192

約数和(自身を含む): 1959121920

約数和(自身を除く): 1318193268

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 29, 37, 39, 42, 52, 58, 74, 78, 84, 87, 91, 111, 116, 148, 156, 174, 182, 203, 222, 259, 273, 348, 364, 377, 406, 444, 481, 518, 546, 547, 609, 754, 777, 812, 962, 1036, 1073, 1092, 1094, 1131, 1218, 1443, 1508, 1554, 1641, 1924, 2146, 2188, 2262, 2436, 2639, 2886, 3108, 3219, 3282, 3367, 3829, 4292, 4524, 5278, 5772, 6438, 6564, 6734, 7111, 7511, 7658, 7917, 10101, 10556, 11487, 12876, 13468, 13949, 14222, 15022, 15316, 15834, 15863, 20202, 20239, 21333, 22533, 22974, 27898, 28444, 30044, 31668, 31726, 40404, 40478, 41847, 42666, 45066, 45948, 47589, 49777, 55796, 60717, 63452, 80956, 83694, 85332, 90132, 95178, 97643, 99554, 111041, 121434, 141673, 149331, 167388, 190356, 195286, 199108, 206219, 222082, 242868, 263107, 283346, 292929, 298662, 333123, 390572, 412438, 425019, 444164, 526214, 566692, 585858, 586931, 597324, 618657, 666246, 789321, 824876, 850038, 1052428, 1171716, 1173862, 1237314, 1332492, 1443533, 1578642, 1700076, 1760793, 1841749, 2347724, 2474628, 2887066, 3157284, 3521586, 3683498, 4108517, 4330599, 5525247, 5774132, 7043172, 7366996, 7630103, 8217034, 8661198, 11050494, 12325551, 15260206, 16434068, 17322396, 22100988, 22890309, 24651102, 30520412, 45780618, 49302204, 53410721, 91561236, 106821442, 160232163, 213642884, 320464326, 640928652]

約数ペア:

[(1, 640928652), (2, 320464326), (3, 213642884), (4, 160232163), (6, 106821442), (7, 91561236), (12, 53410721), (13, 49302204), (14, 45780618), (21, 30520412), (26, 24651102), (28, 22890309), (29, 22100988), (37, 17322396), (39, 16434068), (42, 15260206), (52, 12325551), (58, 11050494), (74, 8661198), (78, 8217034), (84, 7630103), (87, 7366996), (91, 7043172), (111, 5774132), (116, 5525247), (148, 4330599), (156, 4108517), (174, 3683498), (182, 3521586), (203, 3157284), (222, 2887066), (259, 2474628), (273, 2347724), (348, 1841749), (364, 1760793), (377, 1700076), (406, 1578642), (444, 1443533), (481, 1332492), (518, 1237314), (546, 1173862), (547, 1171716), (609, 1052428), (754, 850038), (777, 824876), (812, 789321), (962, 666246), (1036, 618657), (1073, 597324), (1092, 586931), (1094, 585858), (1131, 566692), (1218, 526214), (1443, 444164), (1508, 425019), (1554, 412438), (1641, 390572), (1924, 333123), (2146, 298662), (2188, 292929), (2262, 283346), (2436, 263107), (2639, 242868), (2886, 222082), (3108, 206219), (3219, 199108), (3282, 195286), (3367, 190356), (3829, 167388), (4292, 149331), (4524, 141673), (5278, 121434), (5772, 111041), (6438, 99554), (6564, 97643), (6734, 95178), (7111, 90132), (7511, 85332), (7658, 83694), (7917, 80956), (10101, 63452), (10556, 60717), (11487, 55796), (12876, 49777), (13468, 47589), (13949, 45948), (14222, 45066), (15022, 42666), (15316, 41847), (15834, 40478), (15863, 40404), (20202, 31726), (20239, 31668), (21333, 30044), (22533, 28444), (22974, 27898)]