2817900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:152

約数の個数: 108

約数和(自身を含む): 9207744

約数和(自身を除く): 6389844

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 31, 36, 45, 50, 60, 62, 75, 90, 93, 100, 101, 124, 150, 155, 180, 186, 202, 225, 279, 300, 303, 310, 372, 404, 450, 465, 505, 558, 606, 620, 775, 900, 909, 930, 1010, 1116, 1212, 1395, 1515, 1550, 1818, 1860, 2020, 2325, 2525, 2790, 3030, 3100, 3131, 3636, 4545, 4650, 5050, 5580, 6060, 6262, 6975, 7575, 9090, 9300, 9393, 10100, 12524, 13950, 15150, 15655, 18180, 18786, 22725, 27900, 28179, 30300, 31310, 37572, 45450, 46965, 56358, 62620, 78275, 90900, 93930, 112716, 140895, 156550, 187860, 234825, 281790, 313100, 469650, 563580, 704475, 939300, 1408950, 2817900]

約数ペア:

[(1, 2817900), (2, 1408950), (3, 939300), (4, 704475), (5, 563580), (6, 469650), (9, 313100), (10, 281790), (12, 234825), (15, 187860), (18, 156550), (20, 140895), (25, 112716), (30, 93930), (31, 90900), (36, 78275), (45, 62620), (50, 56358), (60, 46965), (62, 45450), (75, 37572), (90, 31310), (93, 30300), (100, 28179), (101, 27900), (124, 22725), (150, 18786), (155, 18180), (180, 15655), (186, 15150), (202, 13950), (225, 12524), (279, 10100), (300, 9393), (303, 9300), (310, 9090), (372, 7575), (404, 6975), (450, 6262), (465, 6060), (505, 5580), (558, 5050), (606, 4650), (620, 4545), (775, 3636), (900, 3131), (909, 3100), (930, 3030), (1010, 2790), (1116, 2525), (1212, 2325), (1395, 2020), (1515, 1860), (1550, 1818)]