22245720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{373}}^1$

素因数の和:465

約数の個数: 128

約数和(自身を含む): 77552640

約数和(自身を除く): 55306920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 71, 84, 105, 120, 140, 142, 168, 210, 213, 280, 284, 355, 373, 420, 426, 497, 568, 710, 746, 840, 852, 994, 1065, 1119, 1420, 1491, 1492, 1704, 1865, 1988, 2130, 2238, 2485, 2611, 2840, 2982, 2984, 3730, 3976, 4260, 4476, 4970, 5222, 5595, 5964, 7455, 7460, 7833, 8520, 8952, 9940, 10444, 11190, 11928, 13055, 14910, 14920, 15666, 19880, 20888, 22380, 26110, 26483, 29820, 31332, 39165, 44760, 52220, 52966, 59640, 62664, 78330, 79449, 104440, 105932, 132415, 156660, 158898, 185381, 211864, 264830, 313320, 317796, 370762, 397245, 529660, 556143, 635592, 741524, 794490, 926905, 1059320, 1112286, 1483048, 1588980, 1853810, 2224572, 2780715, 3177960, 3707620, 4449144, 5561430, 7415240, 11122860, 22245720]

約数ペア:

[(1, 22245720), (2, 11122860), (3, 7415240), (4, 5561430), (5, 4449144), (6, 3707620), (7, 3177960), (8, 2780715), (10, 2224572), (12, 1853810), (14, 1588980), (15, 1483048), (20, 1112286), (21, 1059320), (24, 926905), (28, 794490), (30, 741524), (35, 635592), (40, 556143), (42, 529660), (56, 397245), (60, 370762), (70, 317796), (71, 313320), (84, 264830), (105, 211864), (120, 185381), (140, 158898), (142, 156660), (168, 132415), (210, 105932), (213, 104440), (280, 79449), (284, 78330), (355, 62664), (373, 59640), (420, 52966), (426, 52220), (497, 44760), (568, 39165), (710, 31332), (746, 29820), (840, 26483), (852, 26110), (994, 22380), (1065, 20888), (1119, 19880), (1420, 15666), (1491, 14920), (1492, 14910), (1704, 13055), (1865, 11928), (1988, 11190), (2130, 10444), (2238, 9940), (2485, 8952), (2611, 8520), (2840, 7833), (2982, 7460), (2984, 7455), (3730, 5964), (3976, 5595), (4260, 5222), (4476, 4970)]