2109870

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1$

素因数の和:234

約数の個数: 96

約数和(自身を含む): 6671808

約数和(自身を除く): 4561938

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 17, 18, 21, 30, 34, 35, 42, 45, 51, 63, 70, 85, 90, 102, 105, 119, 126, 153, 170, 197, 210, 238, 255, 306, 315, 357, 394, 510, 591, 595, 630, 714, 765, 985, 1071, 1182, 1190, 1379, 1530, 1773, 1785, 1970, 2142, 2758, 2955, 3349, 3546, 3570, 4137, 5355, 5910, 6698, 6895, 8274, 8865, 10047, 10710, 12411, 13790, 16745, 17730, 20094, 20685, 23443, 24822, 30141, 33490, 41370, 46886, 50235, 60282, 62055, 70329, 100470, 117215, 124110, 140658, 150705, 210987, 234430, 301410, 351645, 421974, 703290, 1054935, 2109870]

約数ペア:

[(1, 2109870), (2, 1054935), (3, 703290), (5, 421974), (6, 351645), (7, 301410), (9, 234430), (10, 210987), (14, 150705), (15, 140658), (17, 124110), (18, 117215), (21, 100470), (30, 70329), (34, 62055), (35, 60282), (42, 50235), (45, 46886), (51, 41370), (63, 33490), (70, 30141), (85, 24822), (90, 23443), (102, 20685), (105, 20094), (119, 17730), (126, 16745), (153, 13790), (170, 12411), (197, 10710), (210, 10047), (238, 8865), (255, 8274), (306, 6895), (315, 6698), (357, 5910), (394, 5355), (510, 4137), (591, 3570), (595, 3546), (630, 3349), (714, 2955), (765, 2758), (985, 2142), (1071, 1970), (1182, 1785), (1190, 1773), (1379, 1530)]