138668460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{17377}}^1$

素因数の和:17415

約数の個数: 96

約数和(自身を含む): 467120640

約数和(自身を除く): 328452180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2660, 3990, 7980, 17377, 34754, 52131, 69508, 86885, 104262, 121639, 173770, 208524, 243278, 260655, 330163, 347540, 364917, 486556, 521310, 608195, 660326, 729834, 990489, 1042620, 1216390, 1320652, 1459668, 1650815, 1824585, 1980978, 2311141, 2432780, 3301630, 3649170, 3961956, 4622282, 4952445, 6603260, 6933423, 7298340, 9244564, 9904890, 11555705, 13866846, 19809780, 23111410, 27733692, 34667115, 46222820, 69334230, 138668460]

約数ペア:

[(1, 138668460), (2, 69334230), (3, 46222820), (4, 34667115), (5, 27733692), (6, 23111410), (7, 19809780), (10, 13866846), (12, 11555705), (14, 9904890), (15, 9244564), (19, 7298340), (20, 6933423), (21, 6603260), (28, 4952445), (30, 4622282), (35, 3961956), (38, 3649170), (42, 3301630), (57, 2432780), (60, 2311141), (70, 1980978), (76, 1824585), (84, 1650815), (95, 1459668), (105, 1320652), (114, 1216390), (133, 1042620), (140, 990489), (190, 729834), (210, 660326), (228, 608195), (266, 521310), (285, 486556), (380, 364917), (399, 347540), (420, 330163), (532, 260655), (570, 243278), (665, 208524), (798, 173770), (1140, 121639), (1330, 104262), (1596, 86885), (1995, 69508), (2660, 52131), (3990, 34754), (7980, 17377)]