15972240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1091}}^1$

素因数の和:1168

約数の個数: 80

約数和(自身を含む): 50371776

約数和(自身を除く): 34399536

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 61, 80, 120, 122, 183, 240, 244, 305, 366, 488, 610, 732, 915, 976, 1091, 1220, 1464, 1830, 2182, 2440, 2928, 3273, 3660, 4364, 4880, 5455, 6546, 7320, 8728, 10910, 13092, 14640, 16365, 17456, 21820, 26184, 32730, 43640, 52368, 65460, 66551, 87280, 130920, 133102, 199653, 261840, 266204, 332755, 399306, 532408, 665510, 798612, 998265, 1064816, 1331020, 1597224, 1996530, 2662040, 3194448, 3993060, 5324080, 7986120, 15972240]

約数ペア:

[(1, 15972240), (2, 7986120), (3, 5324080), (4, 3993060), (5, 3194448), (6, 2662040), (8, 1996530), (10, 1597224), (12, 1331020), (15, 1064816), (16, 998265), (20, 798612), (24, 665510), (30, 532408), (40, 399306), (48, 332755), (60, 266204), (61, 261840), (80, 199653), (120, 133102), (122, 130920), (183, 87280), (240, 66551), (244, 65460), (305, 52368), (366, 43640), (488, 32730), (610, 26184), (732, 21820), (915, 17456), (976, 16365), (1091, 14640), (1220, 13092), (1464, 10910), (1830, 8728), (2182, 7320), (2440, 6546), (2928, 5455), (3273, 4880), (3660, 4364)]