1649200

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:75

約数の個数: 120

約数和(自身を含む): 4920320

約数和(自身を除く): 3271120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 25, 28, 31, 35, 38, 40, 50, 56, 62, 70, 76, 80, 95, 100, 112, 124, 133, 140, 152, 155, 175, 190, 200, 217, 248, 266, 280, 304, 310, 350, 380, 400, 434, 475, 496, 532, 560, 589, 620, 665, 700, 760, 775, 868, 950, 1064, 1085, 1178, 1240, 1330, 1400, 1520, 1550, 1736, 1900, 2128, 2170, 2356, 2480, 2660, 2800, 2945, 3100, 3325, 3472, 3800, 4123, 4340, 4712, 5320, 5425, 5890, 6200, 6650, 7600, 8246, 8680, 9424, 10640, 10850, 11780, 12400, 13300, 14725, 16492, 17360, 20615, 21700, 23560, 26600, 29450, 32984, 41230, 43400, 47120, 53200, 58900, 65968, 82460, 86800, 103075, 117800, 164920, 206150, 235600, 329840, 412300, 824600, 1649200]

約数ペア:

[(1, 1649200), (2, 824600), (4, 412300), (5, 329840), (7, 235600), (8, 206150), (10, 164920), (14, 117800), (16, 103075), (19, 86800), (20, 82460), (25, 65968), (28, 58900), (31, 53200), (35, 47120), (38, 43400), (40, 41230), (50, 32984), (56, 29450), (62, 26600), (70, 23560), (76, 21700), (80, 20615), (95, 17360), (100, 16492), (112, 14725), (124, 13300), (133, 12400), (140, 11780), (152, 10850), (155, 10640), (175, 9424), (190, 8680), (200, 8246), (217, 7600), (248, 6650), (266, 6200), (280, 5890), (304, 5425), (310, 5320), (350, 4712), (380, 4340), (400, 4123), (434, 3800), (475, 3472), (496, 3325), (532, 3100), (560, 2945), (589, 2800), (620, 2660), (665, 2480), (700, 2356), (760, 2170), (775, 2128), (868, 1900), (950, 1736), (1064, 1550), (1085, 1520), (1178, 1400), (1240, 1330)]