19896120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3251}}^1$

素因数の和:3285

約数の個数: 96

約数和(自身を含む): 68487120

約数和(自身を除く): 48591000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 136, 153, 170, 180, 204, 255, 306, 340, 360, 408, 510, 612, 680, 765, 1020, 1224, 1530, 2040, 3060, 3251, 6120, 6502, 9753, 13004, 16255, 19506, 26008, 29259, 32510, 39012, 48765, 55267, 58518, 65020, 78024, 97530, 110534, 117036, 130040, 146295, 165801, 195060, 221068, 234072, 276335, 292590, 331602, 390120, 442136, 497403, 552670, 585180, 663204, 829005, 994806, 1105340, 1170360, 1326408, 1658010, 1989612, 2210680, 2487015, 3316020, 3979224, 4974030, 6632040, 9948060, 19896120]

約数ペア:

[(1, 19896120), (2, 9948060), (3, 6632040), (4, 4974030), (5, 3979224), (6, 3316020), (8, 2487015), (9, 2210680), (10, 1989612), (12, 1658010), (15, 1326408), (17, 1170360), (18, 1105340), (20, 994806), (24, 829005), (30, 663204), (34, 585180), (36, 552670), (40, 497403), (45, 442136), (51, 390120), (60, 331602), (68, 292590), (72, 276335), (85, 234072), (90, 221068), (102, 195060), (120, 165801), (136, 146295), (153, 130040), (170, 117036), (180, 110534), (204, 97530), (255, 78024), (306, 65020), (340, 58518), (360, 55267), (408, 48765), (510, 39012), (612, 32510), (680, 29259), (765, 26008), (1020, 19506), (1224, 16255), (1530, 13004), (2040, 9753), (3060, 6502), (3251, 6120)]