258261360

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{21961}}^1$

素因数の和:21991

約数の個数: 120

約数和(自身を含む): 931364496

約数和(自身を除く): 673103136

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 392, 420, 490, 560, 588, 735, 784, 840, 980, 1176, 1470, 1680, 1960, 2352, 2940, 3920, 5880, 11760, 21961, 43922, 65883, 87844, 109805, 131766, 153727, 175688, 219610, 263532, 307454, 329415, 351376, 439220, 461181, 527064, 614908, 658830, 768635, 878440, 922362, 1054128, 1076089, 1229816, 1317660, 1537270, 1756880, 1844724, 2152178, 2305905, 2459632, 2635320, 3074540, 3228267, 3689448, 4304356, 4611810, 5270640, 5380445, 6149080, 6456534, 7378896, 8608712, 9223620, 10760890, 12298160, 12913068, 16141335, 17217424, 18447240, 21521780, 25826136, 32282670, 36894480, 43043560, 51652272, 64565340, 86087120, 129130680, 258261360]

約数ペア:

[(1, 258261360), (2, 129130680), (3, 86087120), (4, 64565340), (5, 51652272), (6, 43043560), (7, 36894480), (8, 32282670), (10, 25826136), (12, 21521780), (14, 18447240), (15, 17217424), (16, 16141335), (20, 12913068), (21, 12298160), (24, 10760890), (28, 9223620), (30, 8608712), (35, 7378896), (40, 6456534), (42, 6149080), (48, 5380445), (49, 5270640), (56, 4611810), (60, 4304356), (70, 3689448), (80, 3228267), (84, 3074540), (98, 2635320), (105, 2459632), (112, 2305905), (120, 2152178), (140, 1844724), (147, 1756880), (168, 1537270), (196, 1317660), (210, 1229816), (240, 1076089), (245, 1054128), (280, 922362), (294, 878440), (336, 768635), (392, 658830), (420, 614908), (490, 527064), (560, 461181), (588, 439220), (735, 351376), (784, 329415), (840, 307454), (980, 263532), (1176, 219610), (1470, 175688), (1680, 153727), (1960, 131766), (2352, 109805), (2940, 87844), (3920, 65883), (5880, 43922), (11760, 21961)]