173843540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{2707}}^1$

素因数の和:2761

約数の個数: 72

約数和(自身を含む): 416273760

約数和(自身を除く): 242430220

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 169, 190, 247, 260, 338, 380, 494, 676, 845, 988, 1235, 1690, 2470, 2707, 3211, 3380, 4940, 5414, 6422, 10828, 12844, 13535, 16055, 27070, 32110, 35191, 51433, 54140, 64220, 70382, 102866, 140764, 175955, 205732, 257165, 351910, 457483, 514330, 668629, 703820, 914966, 1028660, 1337258, 1829932, 2287415, 2674516, 3343145, 4574830, 6686290, 8692177, 9149660, 13372580, 17384354, 34768708, 43460885, 86921770, 173843540]

約数ペア:

[(1, 173843540), (2, 86921770), (4, 43460885), (5, 34768708), (10, 17384354), (13, 13372580), (19, 9149660), (20, 8692177), (26, 6686290), (38, 4574830), (52, 3343145), (65, 2674516), (76, 2287415), (95, 1829932), (130, 1337258), (169, 1028660), (190, 914966), (247, 703820), (260, 668629), (338, 514330), (380, 457483), (494, 351910), (676, 257165), (845, 205732), (988, 175955), (1235, 140764), (1690, 102866), (2470, 70382), (2707, 64220), (3211, 54140), (3380, 51433), (4940, 35191), (5414, 32110), (6422, 27070), (10828, 16055), (12844, 13535)]