83168820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{443}}^1$

素因数の和:614

約数の個数: 144

約数和(自身を含む): 290908800

約数和(自身を除く): 207739980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 149, 180, 210, 252, 298, 315, 420, 443, 447, 596, 630, 745, 886, 894, 1043, 1260, 1329, 1341, 1490, 1772, 1788, 2086, 2215, 2235, 2658, 2682, 2980, 3101, 3129, 3987, 4172, 4430, 4470, 5215, 5316, 5364, 6202, 6258, 6645, 6705, 7974, 8860, 8940, 9303, 9387, 10430, 12404, 12516, 13290, 13410, 15505, 15645, 15948, 18606, 18774, 19935, 20860, 26580, 26820, 27909, 31010, 31290, 37212, 37548, 39870, 46515, 46935, 55818, 62020, 62580, 66007, 79740, 93030, 93870, 111636, 132014, 139545, 186060, 187740, 198021, 264028, 279090, 330035, 396042, 462049, 558180, 594063, 660070, 792084, 924098, 990105, 1188126, 1320140, 1386147, 1848196, 1980210, 2310245, 2376252, 2772294, 2970315, 3960420, 4158441, 4620490, 5544588, 5940630, 6930735, 8316882, 9240980, 11881260, 13861470, 16633764, 20792205, 27722940, 41584410, 83168820]

約数ペア:

[(1, 83168820), (2, 41584410), (3, 27722940), (4, 20792205), (5, 16633764), (6, 13861470), (7, 11881260), (9, 9240980), (10, 8316882), (12, 6930735), (14, 5940630), (15, 5544588), (18, 4620490), (20, 4158441), (21, 3960420), (28, 2970315), (30, 2772294), (35, 2376252), (36, 2310245), (42, 1980210), (45, 1848196), (60, 1386147), (63, 1320140), (70, 1188126), (84, 990105), (90, 924098), (105, 792084), (126, 660070), (140, 594063), (149, 558180), (180, 462049), (210, 396042), (252, 330035), (298, 279090), (315, 264028), (420, 198021), (443, 187740), (447, 186060), (596, 139545), (630, 132014), (745, 111636), (886, 93870), (894, 93030), (1043, 79740), (1260, 66007), (1329, 62580), (1341, 62020), (1490, 55818), (1772, 46935), (1788, 46515), (2086, 39870), (2215, 37548), (2235, 37212), (2658, 31290), (2682, 31010), (2980, 27909), (3101, 26820), (3129, 26580), (3987, 20860), (4172, 19935), (4430, 18774), (4470, 18606), (5215, 15948), (5316, 15645), (5364, 15505), (6202, 13410), (6258, 13290), (6645, 12516), (6705, 12404), (7974, 10430), (8860, 9387), (8940, 9303)]