668210160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{823}}^1$

素因数の和:1055

約数の個数: 160

約数和(自身を含む): 2207001600

約数和(自身を除く): 1538791440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 199, 204, 240, 255, 272, 340, 398, 408, 510, 597, 680, 796, 816, 823, 995, 1020, 1194, 1360, 1592, 1646, 1990, 2040, 2388, 2469, 2985, 3184, 3292, 3383, 3980, 4080, 4115, 4776, 4938, 5970, 6584, 6766, 7960, 8230, 9552, 9876, 10149, 11940, 12345, 13168, 13532, 13991, 15920, 16460, 16915, 19752, 20298, 23880, 24690, 27064, 27982, 32920, 33830, 39504, 40596, 41973, 47760, 49380, 50745, 54128, 55964, 65840, 67660, 69955, 81192, 83946, 98760, 101490, 111928, 135320, 139910, 162384, 163777, 167892, 197520, 202980, 209865, 223856, 270640, 279820, 327554, 335784, 405960, 419730, 491331, 559640, 655108, 671568, 811920, 818885, 839460, 982662, 1119280, 1310216, 1637770, 1678920, 1965324, 2456655, 2620432, 2784209, 3275540, 3357840, 3930648, 4913310, 5568418, 6551080, 7861296, 8352627, 9826620, 11136836, 13102160, 13921045, 16705254, 19653240, 22273672, 27842090, 33410508, 39306480, 41763135, 44547344, 55684180, 66821016, 83526270, 111368360, 133642032, 167052540, 222736720, 334105080, 668210160]

約数ペア:

[(1, 668210160), (2, 334105080), (3, 222736720), (4, 167052540), (5, 133642032), (6, 111368360), (8, 83526270), (10, 66821016), (12, 55684180), (15, 44547344), (16, 41763135), (17, 39306480), (20, 33410508), (24, 27842090), (30, 22273672), (34, 19653240), (40, 16705254), (48, 13921045), (51, 13102160), (60, 11136836), (68, 9826620), (80, 8352627), (85, 7861296), (102, 6551080), (120, 5568418), (136, 4913310), (170, 3930648), (199, 3357840), (204, 3275540), (240, 2784209), (255, 2620432), (272, 2456655), (340, 1965324), (398, 1678920), (408, 1637770), (510, 1310216), (597, 1119280), (680, 982662), (796, 839460), (816, 818885), (823, 811920), (995, 671568), (1020, 655108), (1194, 559640), (1360, 491331), (1592, 419730), (1646, 405960), (1990, 335784), (2040, 327554), (2388, 279820), (2469, 270640), (2985, 223856), (3184, 209865), (3292, 202980), (3383, 197520), (3980, 167892), (4080, 163777), (4115, 162384), (4776, 139910), (4938, 135320), (5970, 111928), (6584, 101490), (6766, 98760), (7960, 83946), (8230, 81192), (9552, 69955), (9876, 67660), (10149, 65840), (11940, 55964), (12345, 54128), (13168, 50745), (13532, 49380), (13991, 47760), (15920, 41973), (16460, 40596), (16915, 39504), (19752, 33830), (20298, 32920), (23880, 27982), (24690, 27064)]