245689260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{4261}}^1$

素因数の和:4335

約数の個数: 72

約数和(自身を含む): 711003888

約数和(自身を除く): 465314628

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 961, 1860, 1922, 2883, 3844, 4261, 4805, 5766, 8522, 9610, 11532, 12783, 14415, 17044, 19220, 21305, 25566, 28830, 42610, 51132, 57660, 63915, 85220, 127830, 132091, 255660, 264182, 396273, 528364, 660455, 792546, 1320910, 1585092, 1981365, 2641820, 3962730, 4094821, 7925460, 8189642, 12284463, 16379284, 20474105, 24568926, 40948210, 49137852, 61422315, 81896420, 122844630, 245689260]

約数ペア:

[(1, 245689260), (2, 122844630), (3, 81896420), (4, 61422315), (5, 49137852), (6, 40948210), (10, 24568926), (12, 20474105), (15, 16379284), (20, 12284463), (30, 8189642), (31, 7925460), (60, 4094821), (62, 3962730), (93, 2641820), (124, 1981365), (155, 1585092), (186, 1320910), (310, 792546), (372, 660455), (465, 528364), (620, 396273), (930, 264182), (961, 255660), (1860, 132091), (1922, 127830), (2883, 85220), (3844, 63915), (4261, 57660), (4805, 51132), (5766, 42610), (8522, 28830), (9610, 25566), (11532, 21305), (12783, 19220), (14415, 17044)]