218024240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{661}}^1$

素因数の和:731

約数の個数: 160

約数和(自身を含む): 630435840

約数和(自身を除く): 412411600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 31, 35, 38, 40, 56, 62, 70, 76, 80, 95, 112, 124, 133, 140, 152, 155, 190, 217, 248, 266, 280, 304, 310, 380, 434, 496, 532, 560, 589, 620, 661, 665, 760, 868, 1064, 1085, 1178, 1240, 1322, 1330, 1520, 1736, 2128, 2170, 2356, 2480, 2644, 2660, 2945, 3305, 3472, 4123, 4340, 4627, 4712, 5288, 5320, 5890, 6610, 8246, 8680, 9254, 9424, 10576, 10640, 11780, 12559, 13220, 16492, 17360, 18508, 20491, 20615, 23135, 23560, 25118, 26440, 32984, 37016, 40982, 41230, 46270, 47120, 50236, 52880, 62795, 65968, 74032, 81964, 82460, 87913, 92540, 100472, 102455, 125590, 143437, 163928, 164920, 175826, 185080, 200944, 204910, 251180, 286874, 327856, 329840, 351652, 370160, 389329, 409820, 439565, 502360, 573748, 703304, 717185, 778658, 819640, 879130, 1004720, 1147496, 1406608, 1434370, 1557316, 1639280, 1758260, 1946645, 2294992, 2725303, 2868740, 3114632, 3516520, 3893290, 5450606, 5737480, 6229264, 7033040, 7786580, 10901212, 11474960, 13626515, 15573160, 21802424, 27253030, 31146320, 43604848, 54506060, 109012120, 218024240]

約数ペア:

[(1, 218024240), (2, 109012120), (4, 54506060), (5, 43604848), (7, 31146320), (8, 27253030), (10, 21802424), (14, 15573160), (16, 13626515), (19, 11474960), (20, 10901212), (28, 7786580), (31, 7033040), (35, 6229264), (38, 5737480), (40, 5450606), (56, 3893290), (62, 3516520), (70, 3114632), (76, 2868740), (80, 2725303), (95, 2294992), (112, 1946645), (124, 1758260), (133, 1639280), (140, 1557316), (152, 1434370), (155, 1406608), (190, 1147496), (217, 1004720), (248, 879130), (266, 819640), (280, 778658), (304, 717185), (310, 703304), (380, 573748), (434, 502360), (496, 439565), (532, 409820), (560, 389329), (589, 370160), (620, 351652), (661, 329840), (665, 327856), (760, 286874), (868, 251180), (1064, 204910), (1085, 200944), (1178, 185080), (1240, 175826), (1322, 164920), (1330, 163928), (1520, 143437), (1736, 125590), (2128, 102455), (2170, 100472), (2356, 92540), (2480, 87913), (2644, 82460), (2660, 81964), (2945, 74032), (3305, 65968), (3472, 62795), (4123, 52880), (4340, 50236), (4627, 47120), (4712, 46270), (5288, 41230), (5320, 40982), (5890, 37016), (6610, 32984), (8246, 26440), (8680, 25118), (9254, 23560), (9424, 23135), (10576, 20615), (10640, 20491), (11780, 18508), (12559, 17360), (13220, 16492)]