1634640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{139}}^1$

素因数の和:169

約数の個数: 120

約数和(自身を含む): 5937120

約数和(自身を除く): 4302480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 139, 140, 147, 168, 196, 210, 240, 245, 278, 280, 294, 336, 392, 417, 420, 490, 556, 560, 588, 695, 735, 784, 834, 840, 973, 980, 1112, 1176, 1390, 1470, 1668, 1680, 1946, 1960, 2085, 2224, 2352, 2780, 2919, 2940, 3336, 3892, 3920, 4170, 4865, 5560, 5838, 5880, 6672, 6811, 7784, 8340, 9730, 11120, 11676, 11760, 13622, 14595, 15568, 16680, 19460, 20433, 23352, 27244, 29190, 33360, 34055, 38920, 40866, 46704, 54488, 58380, 68110, 77840, 81732, 102165, 108976, 116760, 136220, 163464, 204330, 233520, 272440, 326928, 408660, 544880, 817320, 1634640]

約数ペア:

[(1, 1634640), (2, 817320), (3, 544880), (4, 408660), (5, 326928), (6, 272440), (7, 233520), (8, 204330), (10, 163464), (12, 136220), (14, 116760), (15, 108976), (16, 102165), (20, 81732), (21, 77840), (24, 68110), (28, 58380), (30, 54488), (35, 46704), (40, 40866), (42, 38920), (48, 34055), (49, 33360), (56, 29190), (60, 27244), (70, 23352), (80, 20433), (84, 19460), (98, 16680), (105, 15568), (112, 14595), (120, 13622), (139, 11760), (140, 11676), (147, 11120), (168, 9730), (196, 8340), (210, 7784), (240, 6811), (245, 6672), (278, 5880), (280, 5838), (294, 5560), (336, 4865), (392, 4170), (417, 3920), (420, 3892), (490, 3336), (556, 2940), (560, 2919), (588, 2780), (695, 2352), (735, 2224), (784, 2085), (834, 1960), (840, 1946), (973, 1680), (980, 1668), (1112, 1470), (1176, 1390)]