28701660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1187}}^1$

素因数の和:1243

約数の個数: 96

約数和(自身を含む): 89413632

約数和(自身を除く): 60711972

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 52, 60, 62, 65, 78, 93, 124, 130, 155, 156, 186, 195, 260, 310, 372, 390, 403, 465, 620, 780, 806, 930, 1187, 1209, 1612, 1860, 2015, 2374, 2418, 3561, 4030, 4748, 4836, 5935, 6045, 7122, 8060, 11870, 12090, 14244, 15431, 17805, 23740, 24180, 30862, 35610, 36797, 46293, 61724, 71220, 73594, 77155, 92586, 110391, 147188, 154310, 183985, 185172, 220782, 231465, 308620, 367970, 441564, 462930, 478361, 551955, 735940, 925860, 956722, 1103910, 1435083, 1913444, 2207820, 2391805, 2870166, 4783610, 5740332, 7175415, 9567220, 14350830, 28701660]

約数ペア:

[(1, 28701660), (2, 14350830), (3, 9567220), (4, 7175415), (5, 5740332), (6, 4783610), (10, 2870166), (12, 2391805), (13, 2207820), (15, 1913444), (20, 1435083), (26, 1103910), (30, 956722), (31, 925860), (39, 735940), (52, 551955), (60, 478361), (62, 462930), (65, 441564), (78, 367970), (93, 308620), (124, 231465), (130, 220782), (155, 185172), (156, 183985), (186, 154310), (195, 147188), (260, 110391), (310, 92586), (372, 77155), (390, 73594), (403, 71220), (465, 61724), (620, 46293), (780, 36797), (806, 35610), (930, 30862), (1187, 24180), (1209, 23740), (1612, 17805), (1860, 15431), (2015, 14244), (2374, 12090), (2418, 11870), (3561, 8060), (4030, 7122), (4748, 6045), (4836, 5935)]