674212520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1$

素因数の和:403

約数の個数: 128

約数和(自身を含む): 1670492160

約数和(自身を除く): 996279640

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 37, 40, 68, 74, 85, 127, 136, 148, 170, 185, 211, 254, 296, 340, 370, 422, 508, 629, 635, 680, 740, 844, 1016, 1055, 1258, 1270, 1480, 1688, 2110, 2159, 2516, 2540, 3145, 3587, 4220, 4318, 4699, 5032, 5080, 6290, 7174, 7807, 8440, 8636, 9398, 10795, 12580, 14348, 15614, 17272, 17935, 18796, 21590, 23495, 25160, 26797, 28696, 31228, 35870, 37592, 39035, 43180, 46990, 53594, 62456, 71740, 78070, 79883, 86360, 93980, 107188, 132719, 133985, 143480, 156140, 159766, 187960, 214376, 265438, 267970, 312280, 319532, 399415, 455549, 530876, 535940, 639064, 663595, 798830, 911098, 991489, 1061752, 1071880, 1327190, 1597660, 1822196, 1982978, 2277745, 2654380, 3195320, 3644392, 3965956, 4555490, 4957445, 5308760, 7931912, 9110980, 9914890, 16855313, 18221960, 19829780, 33710626, 39659560, 67421252, 84276565, 134842504, 168553130, 337106260, 674212520]

約数ペア:

[(1, 674212520), (2, 337106260), (4, 168553130), (5, 134842504), (8, 84276565), (10, 67421252), (17, 39659560), (20, 33710626), (34, 19829780), (37, 18221960), (40, 16855313), (68, 9914890), (74, 9110980), (85, 7931912), (127, 5308760), (136, 4957445), (148, 4555490), (170, 3965956), (185, 3644392), (211, 3195320), (254, 2654380), (296, 2277745), (340, 1982978), (370, 1822196), (422, 1597660), (508, 1327190), (629, 1071880), (635, 1061752), (680, 991489), (740, 911098), (844, 798830), (1016, 663595), (1055, 639064), (1258, 535940), (1270, 530876), (1480, 455549), (1688, 399415), (2110, 319532), (2159, 312280), (2516, 267970), (2540, 265438), (3145, 214376), (3587, 187960), (4220, 159766), (4318, 156140), (4699, 143480), (5032, 133985), (5080, 132719), (6290, 107188), (7174, 93980), (7807, 86360), (8440, 79883), (8636, 78070), (9398, 71740), (10795, 62456), (12580, 53594), (14348, 46990), (15614, 43180), (17272, 39035), (17935, 37592), (18796, 35870), (21590, 31228), (23495, 28696), (25160, 26797)]