89903940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{2579}}^1$

素因数の和:2681

約数の個数: 96

約数和(自身を含む): 291271680

約数和(自身を除く): 201367740

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 83, 84, 105, 140, 166, 210, 249, 332, 415, 420, 498, 581, 830, 996, 1162, 1245, 1660, 1743, 2324, 2490, 2579, 2905, 3486, 4980, 5158, 5810, 6972, 7737, 8715, 10316, 11620, 12895, 15474, 17430, 18053, 25790, 30948, 34860, 36106, 38685, 51580, 54159, 72212, 77370, 90265, 108318, 154740, 180530, 214057, 216636, 270795, 361060, 428114, 541590, 642171, 856228, 1070285, 1083180, 1284342, 1498399, 2140570, 2568684, 2996798, 3210855, 4281140, 4495197, 5993596, 6421710, 7491995, 8990394, 12843420, 14983990, 17980788, 22475985, 29967980, 44951970, 89903940]

約数ペア:

[(1, 89903940), (2, 44951970), (3, 29967980), (4, 22475985), (5, 17980788), (6, 14983990), (7, 12843420), (10, 8990394), (12, 7491995), (14, 6421710), (15, 5993596), (20, 4495197), (21, 4281140), (28, 3210855), (30, 2996798), (35, 2568684), (42, 2140570), (60, 1498399), (70, 1284342), (83, 1083180), (84, 1070285), (105, 856228), (140, 642171), (166, 541590), (210, 428114), (249, 361060), (332, 270795), (415, 216636), (420, 214057), (498, 180530), (581, 154740), (830, 108318), (996, 90265), (1162, 77370), (1245, 72212), (1660, 54159), (1743, 51580), (2324, 38685), (2490, 36106), (2579, 34860), (2905, 30948), (3486, 25790), (4980, 18053), (5158, 17430), (5810, 15474), (6972, 12895), (7737, 11620), (8715, 10316)]