291278130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1579}}^1$

素因数の和:1656

約数の個数: 128

約数和(自身を含む): 840913920

約数和(自身を除く): 549635790

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 26, 30, 33, 39, 43, 55, 65, 66, 78, 86, 110, 129, 130, 143, 165, 195, 215, 258, 286, 330, 390, 429, 430, 473, 559, 645, 715, 858, 946, 1118, 1290, 1419, 1430, 1579, 1677, 2145, 2365, 2795, 2838, 3158, 3354, 4290, 4730, 4737, 5590, 6149, 7095, 7895, 8385, 9474, 12298, 14190, 15790, 16770, 17369, 18447, 20527, 23685, 30745, 34738, 36894, 41054, 47370, 52107, 61490, 61581, 67897, 86845, 92235, 102635, 104214, 123162, 135794, 173690, 184470, 203691, 205270, 225797, 260535, 307905, 339485, 407382, 451594, 521070, 615810, 677391, 678970, 746867, 882661, 1018455, 1128985, 1354782, 1493734, 1765322, 2036910, 2240601, 2257970, 2647983, 3386955, 3734335, 4413305, 4481202, 5295966, 6773910, 7468670, 8826610, 9709271, 11203005, 13239915, 19418542, 22406010, 26479830, 29127813, 48546355, 58255626, 97092710, 145639065, 291278130]

約数ペア:

[(1, 291278130), (2, 145639065), (3, 97092710), (5, 58255626), (6, 48546355), (10, 29127813), (11, 26479830), (13, 22406010), (15, 19418542), (22, 13239915), (26, 11203005), (30, 9709271), (33, 8826610), (39, 7468670), (43, 6773910), (55, 5295966), (65, 4481202), (66, 4413305), (78, 3734335), (86, 3386955), (110, 2647983), (129, 2257970), (130, 2240601), (143, 2036910), (165, 1765322), (195, 1493734), (215, 1354782), (258, 1128985), (286, 1018455), (330, 882661), (390, 746867), (429, 678970), (430, 677391), (473, 615810), (559, 521070), (645, 451594), (715, 407382), (858, 339485), (946, 307905), (1118, 260535), (1290, 225797), (1419, 205270), (1430, 203691), (1579, 184470), (1677, 173690), (2145, 135794), (2365, 123162), (2795, 104214), (2838, 102635), (3158, 92235), (3354, 86845), (4290, 67897), (4730, 61581), (4737, 61490), (5590, 52107), (6149, 47370), (7095, 41054), (7895, 36894), (8385, 34738), (9474, 30745), (12298, 23685), (14190, 20527), (15790, 18447), (16770, 17369)]