55684980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{449}}^1$

素因数の和:530

約数の個数: 144

約数和(自身を含む): 185749200

約数和(自身を除く): 130064220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 53, 60, 65, 78, 90, 106, 117, 130, 156, 159, 180, 195, 212, 234, 260, 265, 318, 390, 449, 468, 477, 530, 585, 636, 689, 780, 795, 898, 954, 1060, 1170, 1347, 1378, 1590, 1796, 1908, 2067, 2245, 2340, 2385, 2694, 2756, 3180, 3445, 4041, 4134, 4490, 4770, 5388, 5837, 6201, 6735, 6890, 8082, 8268, 8980, 9540, 10335, 11674, 12402, 13470, 13780, 16164, 17511, 20205, 20670, 23348, 23797, 24804, 26940, 29185, 31005, 35022, 40410, 41340, 47594, 52533, 58370, 62010, 70044, 71391, 80820, 87555, 95188, 105066, 116740, 118985, 124020, 142782, 175110, 210132, 214173, 237970, 262665, 285564, 309361, 350220, 356955, 428346, 475940, 525330, 618722, 713910, 856692, 928083, 1050660, 1070865, 1237444, 1427820, 1546805, 1856166, 2141730, 2784249, 3093610, 3712332, 4283460, 4640415, 5568498, 6187220, 9280830, 11136996, 13921245, 18561660, 27842490, 55684980]

約数ペア:

[(1, 55684980), (2, 27842490), (3, 18561660), (4, 13921245), (5, 11136996), (6, 9280830), (9, 6187220), (10, 5568498), (12, 4640415), (13, 4283460), (15, 3712332), (18, 3093610), (20, 2784249), (26, 2141730), (30, 1856166), (36, 1546805), (39, 1427820), (45, 1237444), (52, 1070865), (53, 1050660), (60, 928083), (65, 856692), (78, 713910), (90, 618722), (106, 525330), (117, 475940), (130, 428346), (156, 356955), (159, 350220), (180, 309361), (195, 285564), (212, 262665), (234, 237970), (260, 214173), (265, 210132), (318, 175110), (390, 142782), (449, 124020), (468, 118985), (477, 116740), (530, 105066), (585, 95188), (636, 87555), (689, 80820), (780, 71391), (795, 70044), (898, 62010), (954, 58370), (1060, 52533), (1170, 47594), (1347, 41340), (1378, 40410), (1590, 35022), (1796, 31005), (1908, 29185), (2067, 26940), (2245, 24804), (2340, 23797), (2385, 23348), (2694, 20670), (2756, 20205), (3180, 17511), (3445, 16164), (4041, 13780), (4134, 13470), (4490, 12402), (4770, 11674), (5388, 10335), (5837, 9540), (6201, 8980), (6735, 8268), (6890, 8082)]