64803480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{107}}^1$

素因数の和:238

約数の個数: 192

約数和(自身を含む): 230480640

約数和(自身を除く): 165677160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 103, 105, 107, 120, 140, 147, 168, 196, 206, 210, 214, 245, 280, 294, 309, 321, 392, 412, 420, 428, 490, 515, 535, 588, 618, 642, 721, 735, 749, 824, 840, 856, 980, 1030, 1070, 1176, 1236, 1284, 1442, 1470, 1498, 1545, 1605, 1960, 2060, 2140, 2163, 2247, 2472, 2568, 2884, 2940, 2996, 3090, 3210, 3605, 3745, 4120, 4280, 4326, 4494, 5047, 5243, 5768, 5880, 5992, 6180, 6420, 7210, 7490, 8652, 8988, 10094, 10486, 10815, 11021, 11235, 12360, 12840, 14420, 14980, 15141, 15729, 17304, 17976, 20188, 20972, 21630, 22042, 22470, 25235, 26215, 28840, 29960, 30282, 31458, 33063, 40376, 41944, 43260, 44084, 44940, 50470, 52430, 55105, 60564, 62916, 66126, 75705, 77147, 78645, 86520, 88168, 89880, 100940, 104860, 110210, 121128, 125832, 132252, 151410, 154294, 157290, 165315, 201880, 209720, 220420, 231441, 264504, 302820, 308588, 314580, 330630, 385735, 440840, 462882, 540029, 605640, 617176, 629160, 661260, 771470, 925764, 1080058, 1157205, 1322520, 1542940, 1620087, 1851528, 2160116, 2314410, 2700145, 3085880, 3240174, 4320232, 4628820, 5400290, 6480348, 8100435, 9257640, 10800580, 12960696, 16200870, 21601160, 32401740, 64803480]

約数ペア:

[(1, 64803480), (2, 32401740), (3, 21601160), (4, 16200870), (5, 12960696), (6, 10800580), (7, 9257640), (8, 8100435), (10, 6480348), (12, 5400290), (14, 4628820), (15, 4320232), (20, 3240174), (21, 3085880), (24, 2700145), (28, 2314410), (30, 2160116), (35, 1851528), (40, 1620087), (42, 1542940), (49, 1322520), (56, 1157205), (60, 1080058), (70, 925764), (84, 771470), (98, 661260), (103, 629160), (105, 617176), (107, 605640), (120, 540029), (140, 462882), (147, 440840), (168, 385735), (196, 330630), (206, 314580), (210, 308588), (214, 302820), (245, 264504), (280, 231441), (294, 220420), (309, 209720), (321, 201880), (392, 165315), (412, 157290), (420, 154294), (428, 151410), (490, 132252), (515, 125832), (535, 121128), (588, 110210), (618, 104860), (642, 100940), (721, 89880), (735, 88168), (749, 86520), (824, 78645), (840, 77147), (856, 75705), (980, 66126), (1030, 62916), (1070, 60564), (1176, 55105), (1236, 52430), (1284, 50470), (1442, 44940), (1470, 44084), (1498, 43260), (1545, 41944), (1605, 40376), (1960, 33063), (2060, 31458), (2140, 30282), (2163, 29960), (2247, 28840), (2472, 26215), (2568, 25235), (2884, 22470), (2940, 22042), (2996, 21630), (3090, 20972), (3210, 20188), (3605, 17976), (3745, 17304), (4120, 15729), (4280, 15141), (4326, 14980), (4494, 14420), (5047, 12840), (5243, 12360), (5768, 11235), (5880, 11021), (5992, 10815), (6180, 10486), (6420, 10094), (7210, 8988), (7490, 8652)]