196134640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:291

約数の個数: 120

約数和(自身を含む): 502400880

約数和(自身を除く): 306266240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 89, 104, 130, 163, 169, 178, 208, 260, 326, 338, 356, 445, 520, 652, 676, 712, 815, 845, 890, 1040, 1157, 1304, 1352, 1424, 1630, 1690, 1780, 2119, 2314, 2608, 2704, 3260, 3380, 3560, 4238, 4628, 5785, 6520, 6760, 7120, 8476, 9256, 10595, 11570, 13040, 13520, 14507, 15041, 16952, 18512, 21190, 23140, 27547, 29014, 30082, 33904, 42380, 46280, 55094, 58028, 60164, 72535, 75205, 84760, 92560, 110188, 116056, 120328, 137735, 145070, 150410, 169520, 188591, 220376, 232112, 240656, 275470, 290140, 300820, 377182, 440752, 550940, 580280, 601640, 754364, 942955, 1101880, 1160560, 1203280, 1508728, 1885910, 2203760, 2451683, 3017456, 3771820, 4903366, 7543640, 9806732, 12258415, 15087280, 19613464, 24516830, 39226928, 49033660, 98067320, 196134640]

約数ペア:

[(1, 196134640), (2, 98067320), (4, 49033660), (5, 39226928), (8, 24516830), (10, 19613464), (13, 15087280), (16, 12258415), (20, 9806732), (26, 7543640), (40, 4903366), (52, 3771820), (65, 3017456), (80, 2451683), (89, 2203760), (104, 1885910), (130, 1508728), (163, 1203280), (169, 1160560), (178, 1101880), (208, 942955), (260, 754364), (326, 601640), (338, 580280), (356, 550940), (445, 440752), (520, 377182), (652, 300820), (676, 290140), (712, 275470), (815, 240656), (845, 232112), (890, 220376), (1040, 188591), (1157, 169520), (1304, 150410), (1352, 145070), (1424, 137735), (1630, 120328), (1690, 116056), (1780, 110188), (2119, 92560), (2314, 84760), (2608, 75205), (2704, 72535), (3260, 60164), (3380, 58028), (3560, 55094), (4238, 46280), (4628, 42380), (5785, 33904), (6520, 30082), (6760, 29014), (7120, 27547), (8476, 23140), (9256, 21190), (10595, 18512), (11570, 16952), (13040, 15041), (13520, 14507)]