39189780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1637}}^1$

素因数の和:1678

約数の個数: 144

約数和(自身を含む): 143095680

約数和(自身を除く): 103905900

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 252, 266, 285, 315, 342, 380, 399, 420, 532, 570, 630, 665, 684, 798, 855, 1140, 1197, 1260, 1330, 1596, 1637, 1710, 1995, 2394, 2660, 3274, 3420, 3990, 4788, 4911, 5985, 6548, 7980, 8185, 9822, 11459, 11970, 14733, 16370, 19644, 22918, 23940, 24555, 29466, 31103, 32740, 34377, 45836, 49110, 57295, 58932, 62206, 68754, 73665, 93309, 98220, 103131, 114590, 124412, 137508, 147330, 155515, 171885, 186618, 206262, 217721, 229180, 279927, 294660, 311030, 343770, 373236, 412524, 435442, 466545, 515655, 559854, 622060, 653163, 687540, 870884, 933090, 1031310, 1088605, 1119708, 1306326, 1399635, 1866180, 1959489, 2062620, 2177210, 2612652, 2799270, 3265815, 3918978, 4354420, 5598540, 6531630, 7837956, 9797445, 13063260, 19594890, 39189780]

約数ペア:

[(1, 39189780), (2, 19594890), (3, 13063260), (4, 9797445), (5, 7837956), (6, 6531630), (7, 5598540), (9, 4354420), (10, 3918978), (12, 3265815), (14, 2799270), (15, 2612652), (18, 2177210), (19, 2062620), (20, 1959489), (21, 1866180), (28, 1399635), (30, 1306326), (35, 1119708), (36, 1088605), (38, 1031310), (42, 933090), (45, 870884), (57, 687540), (60, 653163), (63, 622060), (70, 559854), (76, 515655), (84, 466545), (90, 435442), (95, 412524), (105, 373236), (114, 343770), (126, 311030), (133, 294660), (140, 279927), (171, 229180), (180, 217721), (190, 206262), (210, 186618), (228, 171885), (252, 155515), (266, 147330), (285, 137508), (315, 124412), (342, 114590), (380, 103131), (399, 98220), (420, 93309), (532, 73665), (570, 68754), (630, 62206), (665, 58932), (684, 57295), (798, 49110), (855, 45836), (1140, 34377), (1197, 32740), (1260, 31103), (1330, 29466), (1596, 24555), (1637, 23940), (1710, 22918), (1995, 19644), (2394, 16370), (2660, 14733), (3274, 11970), (3420, 11459), (3990, 9822), (4788, 8185), (4911, 7980), (5985, 6548)]