205528680

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{81559}}^1$

素因数の和:81583

約数の個数: 96

約数和(自身を含む): 763401600

約数和(自身を除く): 557872920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 81559, 163118, 244677, 326236, 407795, 489354, 570913, 652472, 734031, 815590, 978708, 1141826, 1223385, 1468062, 1631180, 1712739, 1957416, 2283652, 2446770, 2854565, 2936124, 3262360, 3425478, 3670155, 4567304, 4893540, 5138217, 5709130, 5872248, 6850956, 7340310, 8563695, 9787080, 10276434, 11418260, 13701912, 14680620, 17127390, 20552868, 22836520, 25691085, 29361240, 34254780, 41105736, 51382170, 68509560, 102764340, 205528680]

約数ペア:

[(1, 205528680), (2, 102764340), (3, 68509560), (4, 51382170), (5, 41105736), (6, 34254780), (7, 29361240), (8, 25691085), (9, 22836520), (10, 20552868), (12, 17127390), (14, 14680620), (15, 13701912), (18, 11418260), (20, 10276434), (21, 9787080), (24, 8563695), (28, 7340310), (30, 6850956), (35, 5872248), (36, 5709130), (40, 5138217), (42, 4893540), (45, 4567304), (56, 3670155), (60, 3425478), (63, 3262360), (70, 2936124), (72, 2854565), (84, 2446770), (90, 2283652), (105, 1957416), (120, 1712739), (126, 1631180), (140, 1468062), (168, 1223385), (180, 1141826), (210, 978708), (252, 815590), (280, 734031), (315, 652472), (360, 570913), (420, 489354), (504, 407795), (630, 326236), (840, 244677), (1260, 163118), (2520, 81559)]