218873640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{3461}}^1$

素因数の和:3523

約数の個数: 128

約数和(自身を含む): 717880320

約数和(自身を除く): 499006680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 31, 34, 40, 51, 60, 62, 68, 85, 93, 102, 120, 124, 136, 155, 170, 186, 204, 248, 255, 310, 340, 372, 408, 465, 510, 527, 620, 680, 744, 930, 1020, 1054, 1240, 1581, 1860, 2040, 2108, 2635, 3162, 3461, 3720, 4216, 5270, 6324, 6922, 7905, 10383, 10540, 12648, 13844, 15810, 17305, 20766, 21080, 27688, 31620, 34610, 41532, 51915, 58837, 63240, 69220, 83064, 103830, 107291, 117674, 138440, 176511, 207660, 214582, 235348, 294185, 321873, 353022, 415320, 429164, 470696, 536455, 588370, 643746, 706044, 858328, 882555, 1072910, 1176740, 1287492, 1412088, 1609365, 1765110, 1823947, 2145820, 2353480, 2574984, 3218730, 3530220, 3647894, 4291640, 5471841, 6437460, 7060440, 7295788, 9119735, 10943682, 12874920, 14591576, 18239470, 21887364, 27359205, 36478940, 43774728, 54718410, 72957880, 109436820, 218873640]

約数ペア:

[(1, 218873640), (2, 109436820), (3, 72957880), (4, 54718410), (5, 43774728), (6, 36478940), (8, 27359205), (10, 21887364), (12, 18239470), (15, 14591576), (17, 12874920), (20, 10943682), (24, 9119735), (30, 7295788), (31, 7060440), (34, 6437460), (40, 5471841), (51, 4291640), (60, 3647894), (62, 3530220), (68, 3218730), (85, 2574984), (93, 2353480), (102, 2145820), (120, 1823947), (124, 1765110), (136, 1609365), (155, 1412088), (170, 1287492), (186, 1176740), (204, 1072910), (248, 882555), (255, 858328), (310, 706044), (340, 643746), (372, 588370), (408, 536455), (465, 470696), (510, 429164), (527, 415320), (620, 353022), (680, 321873), (744, 294185), (930, 235348), (1020, 214582), (1054, 207660), (1240, 176511), (1581, 138440), (1860, 117674), (2040, 107291), (2108, 103830), (2635, 83064), (3162, 69220), (3461, 63240), (3720, 58837), (4216, 51915), (5270, 41532), (6324, 34610), (6922, 31620), (7905, 27688), (10383, 21080), (10540, 20766), (12648, 17305), (13844, 15810)]