69988660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{4201}}^1$

素因数の和:4241

約数の個数: 72

約数和(自身を含む): 181072584

約数和(自身を除く): 111083924

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 340, 476, 490, 595, 833, 980, 1190, 1666, 2380, 3332, 4165, 4201, 8330, 8402, 16660, 16804, 21005, 29407, 42010, 58814, 71417, 84020, 117628, 142834, 147035, 205849, 285668, 294070, 357085, 411698, 499919, 588140, 714170, 823396, 999838, 1029245, 1428340, 1999676, 2058490, 2499595, 3499433, 4116980, 4999190, 6998866, 9998380, 13997732, 17497165, 34994330, 69988660]

約数ペア:

[(1, 69988660), (2, 34994330), (4, 17497165), (5, 13997732), (7, 9998380), (10, 6998866), (14, 4999190), (17, 4116980), (20, 3499433), (28, 2499595), (34, 2058490), (35, 1999676), (49, 1428340), (68, 1029245), (70, 999838), (85, 823396), (98, 714170), (119, 588140), (140, 499919), (170, 411698), (196, 357085), (238, 294070), (245, 285668), (340, 205849), (476, 147035), (490, 142834), (595, 117628), (833, 84020), (980, 71417), (1190, 58814), (1666, 42010), (2380, 29407), (3332, 21005), (4165, 16804), (4201, 16660), (8330, 8402)]