54138720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{43}}^2\times {\mathrm{61}}^1$

素因数の和:165

約数の個数: 144

約数和(自身を含む): 177457392

約数和(自身を除く): 123318672

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 43, 48, 60, 61, 80, 86, 96, 120, 122, 129, 160, 172, 183, 215, 240, 244, 258, 305, 344, 366, 430, 480, 488, 516, 610, 645, 688, 732, 860, 915, 976, 1032, 1220, 1290, 1376, 1464, 1720, 1830, 1849, 1952, 2064, 2440, 2580, 2623, 2928, 3440, 3660, 3698, 4128, 4880, 5160, 5246, 5547, 5856, 6880, 7320, 7396, 7869, 9245, 9760, 10320, 10492, 11094, 13115, 14640, 14792, 15738, 18490, 20640, 20984, 22188, 26230, 27735, 29280, 29584, 31476, 36980, 39345, 41968, 44376, 52460, 55470, 59168, 62952, 73960, 78690, 83936, 88752, 104920, 110940, 112789, 125904, 147920, 157380, 177504, 209840, 221880, 225578, 251808, 295840, 314760, 338367, 419680, 443760, 451156, 563945, 629520, 676734, 887520, 902312, 1127890, 1259040, 1353468, 1691835, 1804624, 2255780, 2706936, 3383670, 3609248, 4511560, 5413872, 6767340, 9023120, 10827744, 13534680, 18046240, 27069360, 54138720]

約数ペア:

[(1, 54138720), (2, 27069360), (3, 18046240), (4, 13534680), (5, 10827744), (6, 9023120), (8, 6767340), (10, 5413872), (12, 4511560), (15, 3609248), (16, 3383670), (20, 2706936), (24, 2255780), (30, 1804624), (32, 1691835), (40, 1353468), (43, 1259040), (48, 1127890), (60, 902312), (61, 887520), (80, 676734), (86, 629520), (96, 563945), (120, 451156), (122, 443760), (129, 419680), (160, 338367), (172, 314760), (183, 295840), (215, 251808), (240, 225578), (244, 221880), (258, 209840), (305, 177504), (344, 157380), (366, 147920), (430, 125904), (480, 112789), (488, 110940), (516, 104920), (610, 88752), (645, 83936), (688, 78690), (732, 73960), (860, 62952), (915, 59168), (976, 55470), (1032, 52460), (1220, 44376), (1290, 41968), (1376, 39345), (1464, 36980), (1720, 31476), (1830, 29584), (1849, 29280), (1952, 27735), (2064, 26230), (2440, 22188), (2580, 20984), (2623, 20640), (2928, 18490), (3440, 15738), (3660, 14792), (3698, 14640), (4128, 13115), (4880, 11094), (5160, 10492), (5246, 10320), (5547, 9760), (5856, 9245), (6880, 7869), (7320, 7396)]