319624240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{5209}}^1$

素因数の和:5294

約数の個数: 80

約数和(自身を含む): 814010400

約数和(自身を除く): 494386160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 59, 65, 80, 104, 118, 130, 208, 236, 260, 295, 472, 520, 590, 767, 944, 1040, 1180, 1534, 2360, 3068, 3835, 4720, 5209, 6136, 7670, 10418, 12272, 15340, 20836, 26045, 30680, 41672, 52090, 61360, 67717, 83344, 104180, 135434, 208360, 270868, 307331, 338585, 416720, 541736, 614662, 677170, 1083472, 1229324, 1354340, 1536655, 2458648, 2708680, 3073310, 3995303, 4917296, 5417360, 6146620, 7990606, 12293240, 15981212, 19976515, 24586480, 31962424, 39953030, 63924848, 79906060, 159812120, 319624240]

約数ペア:

[(1, 319624240), (2, 159812120), (4, 79906060), (5, 63924848), (8, 39953030), (10, 31962424), (13, 24586480), (16, 19976515), (20, 15981212), (26, 12293240), (40, 7990606), (52, 6146620), (59, 5417360), (65, 4917296), (80, 3995303), (104, 3073310), (118, 2708680), (130, 2458648), (208, 1536655), (236, 1354340), (260, 1229324), (295, 1083472), (472, 677170), (520, 614662), (590, 541736), (767, 416720), (944, 338585), (1040, 307331), (1180, 270868), (1534, 208360), (2360, 135434), (3068, 104180), (3835, 83344), (4720, 67717), (5209, 61360), (6136, 52090), (7670, 41672), (10418, 30680), (12272, 26045), (15340, 20836)]