8320140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2719}}^1$

素因数の和:2751

約数の個数: 72

約数和(自身を含む): 26732160

約数和(自身を除く): 18412020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 2719, 3060, 5438, 8157, 10876, 13595, 16314, 24471, 27190, 32628, 40785, 46223, 48942, 54380, 81570, 92446, 97884, 122355, 138669, 163140, 184892, 231115, 244710, 277338, 416007, 462230, 489420, 554676, 693345, 832014, 924460, 1386690, 1664028, 2080035, 2773380, 4160070, 8320140]

約数ペア:

[(1, 8320140), (2, 4160070), (3, 2773380), (4, 2080035), (5, 1664028), (6, 1386690), (9, 924460), (10, 832014), (12, 693345), (15, 554676), (17, 489420), (18, 462230), (20, 416007), (30, 277338), (34, 244710), (36, 231115), (45, 184892), (51, 163140), (60, 138669), (68, 122355), (85, 97884), (90, 92446), (102, 81570), (153, 54380), (170, 48942), (180, 46223), (204, 40785), (255, 32628), (306, 27190), (340, 24471), (510, 16314), (612, 13595), (765, 10876), (1020, 8157), (1530, 5438), (2719, 3060)]