78474480

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{6673}}^1$

素因数の和:6703

約数の個数: 120

約数和(自身を含む): 283030992

約数和(自身を除く): 204556512

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, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 392, 420, 490, 560, 588, 735, 784, 840, 980, 1176, 1470, 1680, 1960, 2352, 2940, 3920, 5880, 6673, 11760, 13346, 20019, 26692, 33365, 40038, 46711, 53384, 66730, 80076, 93422, 100095, 106768, 133460, 140133, 160152, 186844, 200190, 233555, 266920, 280266, 320304, 326977, 373688, 400380, 467110, 533840, 560532, 653954, 700665, 747376, 800760, 934220, 980931, 1121064, 1307908, 1401330, 1601520, 1634885, 1868440, 1961862, 2242128, 2615816, 2802660, 3269770, 3736880, 3923724, 4904655, 5231632, 5605320, 6539540, 7847448, 9809310, 11210640, 13079080, 15694896, 19618620, 26158160, 39237240, 78474480]

約数ペア:

[(1, 78474480), (2, 39237240), (3, 26158160), (4, 19618620), (5, 15694896), (6, 13079080), (7, 11210640), (8, 9809310), (10, 7847448), (12, 6539540), (14, 5605320), (15, 5231632), (16, 4904655), (20, 3923724), (21, 3736880), (24, 3269770), (28, 2802660), (30, 2615816), (35, 2242128), (40, 1961862), (42, 1868440), (48, 1634885), (49, 1601520), (56, 1401330), (60, 1307908), (70, 1121064), (80, 980931), (84, 934220), (98, 800760), (105, 747376), (112, 700665), (120, 653954), (140, 560532), (147, 533840), (168, 467110), (196, 400380), (210, 373688), (240, 326977), (245, 320304), (280, 280266), (294, 266920), (336, 233555), (392, 200190), (420, 186844), (490, 160152), (560, 140133), (588, 133460), (735, 106768), (784, 100095), (840, 93422), (980, 80076), (1176, 66730), (1470, 53384), (1680, 46711), (1960, 40038), (2352, 33365), (2940, 26692), (3920, 20019), (5880, 13346), (6673, 11760)]