418710780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1151}}^1$

素因数の和:1256

約数の個数: 144

約数和(自身を含む): 1328431104

約数和(自身を除く): 909720324

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 47, 60, 86, 90, 94, 129, 141, 172, 180, 188, 215, 235, 258, 282, 387, 423, 430, 470, 516, 564, 645, 705, 774, 846, 860, 940, 1151, 1290, 1410, 1548, 1692, 1935, 2021, 2115, 2302, 2580, 2820, 3453, 3870, 4042, 4230, 4604, 5755, 6063, 6906, 7740, 8084, 8460, 10105, 10359, 11510, 12126, 13812, 17265, 18189, 20210, 20718, 23020, 24252, 30315, 34530, 36378, 40420, 41436, 49493, 51795, 54097, 60630, 69060, 72756, 90945, 98986, 103590, 108194, 121260, 148479, 162291, 181890, 197972, 207180, 216388, 247465, 270485, 296958, 324582, 363780, 445437, 486873, 494930, 540970, 593916, 649164, 742395, 811455, 890874, 973746, 989860, 1081940, 1484790, 1622910, 1781748, 1947492, 2227185, 2326171, 2434365, 2969580, 3245820, 4454370, 4652342, 4868730, 6978513, 8908740, 9304684, 9737460, 11630855, 13957026, 20935539, 23261710, 27914052, 34892565, 41871078, 46523420, 69785130, 83742156, 104677695, 139570260, 209355390, 418710780]

約数ペア:

[(1, 418710780), (2, 209355390), (3, 139570260), (4, 104677695), (5, 83742156), (6, 69785130), (9, 46523420), (10, 41871078), (12, 34892565), (15, 27914052), (18, 23261710), (20, 20935539), (30, 13957026), (36, 11630855), (43, 9737460), (45, 9304684), (47, 8908740), (60, 6978513), (86, 4868730), (90, 4652342), (94, 4454370), (129, 3245820), (141, 2969580), (172, 2434365), (180, 2326171), (188, 2227185), (215, 1947492), (235, 1781748), (258, 1622910), (282, 1484790), (387, 1081940), (423, 989860), (430, 973746), (470, 890874), (516, 811455), (564, 742395), (645, 649164), (705, 593916), (774, 540970), (846, 494930), (860, 486873), (940, 445437), (1151, 363780), (1290, 324582), (1410, 296958), (1548, 270485), (1692, 247465), (1935, 216388), (2021, 207180), (2115, 197972), (2302, 181890), (2580, 162291), (2820, 148479), (3453, 121260), (3870, 108194), (4042, 103590), (4230, 98986), (4604, 90945), (5755, 72756), (6063, 69060), (6906, 60630), (7740, 54097), (8084, 51795), (8460, 49493), (10105, 41436), (10359, 40420), (11510, 36378), (12126, 34530), (13812, 30315), (17265, 24252), (18189, 23020), (20210, 20718)]