85521660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1531}}^1$

素因数の和:1576

約数の個数: 144

約数和(自身を含む): 293408640

約数和(自身を除く): 207886980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 49, 57, 60, 70, 76, 84, 95, 98, 105, 114, 133, 140, 147, 190, 196, 210, 228, 245, 266, 285, 294, 380, 399, 420, 490, 532, 570, 588, 665, 735, 798, 931, 980, 1140, 1330, 1470, 1531, 1596, 1862, 1995, 2660, 2793, 2940, 3062, 3724, 3990, 4593, 4655, 5586, 6124, 7655, 7980, 9186, 9310, 10717, 11172, 13965, 15310, 18372, 18620, 21434, 22965, 27930, 29089, 30620, 32151, 42868, 45930, 53585, 55860, 58178, 64302, 75019, 87267, 91860, 107170, 116356, 128604, 145445, 150038, 160755, 174534, 203623, 214340, 225057, 290890, 300076, 321510, 349068, 375095, 407246, 436335, 450114, 581780, 610869, 643020, 750190, 814492, 872670, 900228, 1018115, 1125285, 1221738, 1425361, 1500380, 1745340, 2036230, 2250570, 2443476, 2850722, 3054345, 4072460, 4276083, 4501140, 5701444, 6108690, 7126805, 8552166, 12217380, 14253610, 17104332, 21380415, 28507220, 42760830, 85521660]

約数ペア:

[(1, 85521660), (2, 42760830), (3, 28507220), (4, 21380415), (5, 17104332), (6, 14253610), (7, 12217380), (10, 8552166), (12, 7126805), (14, 6108690), (15, 5701444), (19, 4501140), (20, 4276083), (21, 4072460), (28, 3054345), (30, 2850722), (35, 2443476), (38, 2250570), (42, 2036230), (49, 1745340), (57, 1500380), (60, 1425361), (70, 1221738), (76, 1125285), (84, 1018115), (95, 900228), (98, 872670), (105, 814492), (114, 750190), (133, 643020), (140, 610869), (147, 581780), (190, 450114), (196, 436335), (210, 407246), (228, 375095), (245, 349068), (266, 321510), (285, 300076), (294, 290890), (380, 225057), (399, 214340), (420, 203623), (490, 174534), (532, 160755), (570, 150038), (588, 145445), (665, 128604), (735, 116356), (798, 107170), (931, 91860), (980, 87267), (1140, 75019), (1330, 64302), (1470, 58178), (1531, 55860), (1596, 53585), (1862, 45930), (1995, 42868), (2660, 32151), (2793, 30620), (2940, 29089), (3062, 27930), (3724, 22965), (3990, 21434), (4593, 18620), (4655, 18372), (5586, 15310), (6124, 13965), (7655, 11172), (7980, 10717), (9186, 9310)]