2255220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1$

素因数の和:110

約数の個数: 144

約数和(自身を含む): 8019648

約数和(自身を除く): 5764428

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 17, 18, 20, 22, 30, 33, 34, 36, 44, 45, 51, 55, 60, 66, 67, 68, 85, 90, 99, 102, 110, 132, 134, 153, 165, 170, 180, 187, 198, 201, 204, 220, 255, 268, 306, 330, 335, 340, 374, 396, 402, 495, 510, 561, 603, 612, 660, 670, 737, 748, 765, 804, 935, 990, 1005, 1020, 1122, 1139, 1206, 1340, 1474, 1530, 1683, 1870, 1980, 2010, 2211, 2244, 2278, 2412, 2805, 2948, 3015, 3060, 3366, 3417, 3685, 3740, 4020, 4422, 4556, 5610, 5695, 6030, 6633, 6732, 6834, 7370, 8415, 8844, 10251, 11055, 11220, 11390, 12060, 12529, 13266, 13668, 14740, 16830, 17085, 20502, 22110, 22780, 25058, 26532, 33165, 33660, 34170, 37587, 41004, 44220, 50116, 51255, 62645, 66330, 68340, 75174, 102510, 112761, 125290, 132660, 150348, 187935, 205020, 225522, 250580, 375870, 451044, 563805, 751740, 1127610, 2255220]

約数ペア:

[(1, 2255220), (2, 1127610), (3, 751740), (4, 563805), (5, 451044), (6, 375870), (9, 250580), (10, 225522), (11, 205020), (12, 187935), (15, 150348), (17, 132660), (18, 125290), (20, 112761), (22, 102510), (30, 75174), (33, 68340), (34, 66330), (36, 62645), (44, 51255), (45, 50116), (51, 44220), (55, 41004), (60, 37587), (66, 34170), (67, 33660), (68, 33165), (85, 26532), (90, 25058), (99, 22780), (102, 22110), (110, 20502), (132, 17085), (134, 16830), (153, 14740), (165, 13668), (170, 13266), (180, 12529), (187, 12060), (198, 11390), (201, 11220), (204, 11055), (220, 10251), (255, 8844), (268, 8415), (306, 7370), (330, 6834), (335, 6732), (340, 6633), (374, 6030), (396, 5695), (402, 5610), (495, 4556), (510, 4422), (561, 4020), (603, 3740), (612, 3685), (660, 3417), (670, 3366), (737, 3060), (748, 3015), (765, 2948), (804, 2805), (935, 2412), (990, 2278), (1005, 2244), (1020, 2211), (1122, 2010), (1139, 1980), (1206, 1870), (1340, 1683), (1474, 1530)]