1221960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{599}}^1$

素因数の和:630

約数の個数: 64

約数和(自身を含む): 3888000

約数和(自身を除く): 2666040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 599, 680, 1020, 1198, 1797, 2040, 2396, 2995, 3594, 4792, 5990, 7188, 8985, 10183, 11980, 14376, 17970, 20366, 23960, 30549, 35940, 40732, 50915, 61098, 71880, 81464, 101830, 122196, 152745, 203660, 244392, 305490, 407320, 610980, 1221960]

約数ペア:

[(1, 1221960), (2, 610980), (3, 407320), (4, 305490), (5, 244392), (6, 203660), (8, 152745), (10, 122196), (12, 101830), (15, 81464), (17, 71880), (20, 61098), (24, 50915), (30, 40732), (34, 35940), (40, 30549), (51, 23960), (60, 20366), (68, 17970), (85, 14376), (102, 11980), (120, 10183), (136, 8985), (170, 7188), (204, 5990), (255, 4792), (340, 3594), (408, 2995), (510, 2396), (599, 2040), (680, 1797), (1020, 1198)]