131778720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{91513}}^1$

素因数の和:91534

約数の個数: 72

約数和(自身を含む): 449699796

約数和(自身を除く): 317921076

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 91513, 183026, 274539, 366052, 457565, 549078, 732104, 823617, 915130, 1098156, 1372695, 1464208, 1647234, 1830260, 2196312, 2745390, 2928416, 3294468, 3660520, 4118085, 4392624, 5490780, 6588936, 7321040, 8236170, 8785248, 10981560, 13177872, 14642080, 16472340, 21963120, 26355744, 32944680, 43926240, 65889360, 131778720]

約数ペア:

[(1, 131778720), (2, 65889360), (3, 43926240), (4, 32944680), (5, 26355744), (6, 21963120), (8, 16472340), (9, 14642080), (10, 13177872), (12, 10981560), (15, 8785248), (16, 8236170), (18, 7321040), (20, 6588936), (24, 5490780), (30, 4392624), (32, 4118085), (36, 3660520), (40, 3294468), (45, 2928416), (48, 2745390), (60, 2196312), (72, 1830260), (80, 1647234), (90, 1464208), (96, 1372695), (120, 1098156), (144, 915130), (160, 823617), (180, 732104), (240, 549078), (288, 457565), (360, 366052), (480, 274539), (720, 183026), (1440, 91513)]