245520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1$

素因数の和:61

約数の個数: 120

約数和(自身を含む): 928512

約数和(自身を除く): 682992

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 31, 33, 36, 40, 44, 45, 48, 55, 60, 62, 66, 72, 80, 88, 90, 93, 99, 110, 120, 124, 132, 144, 155, 165, 176, 180, 186, 198, 220, 240, 248, 264, 279, 310, 330, 341, 360, 372, 396, 440, 465, 495, 496, 528, 558, 620, 660, 682, 720, 744, 792, 880, 930, 990, 1023, 1116, 1240, 1320, 1364, 1395, 1488, 1584, 1705, 1860, 1980, 2046, 2232, 2480, 2640, 2728, 2790, 3069, 3410, 3720, 3960, 4092, 4464, 5115, 5456, 5580, 6138, 6820, 7440, 7920, 8184, 10230, 11160, 12276, 13640, 15345, 16368, 20460, 22320, 24552, 27280, 30690, 40920, 49104, 61380, 81840, 122760, 245520]

約数ペア:

[(1, 245520), (2, 122760), (3, 81840), (4, 61380), (5, 49104), (6, 40920), (8, 30690), (9, 27280), (10, 24552), (11, 22320), (12, 20460), (15, 16368), (16, 15345), (18, 13640), (20, 12276), (22, 11160), (24, 10230), (30, 8184), (31, 7920), (33, 7440), (36, 6820), (40, 6138), (44, 5580), (45, 5456), (48, 5115), (55, 4464), (60, 4092), (62, 3960), (66, 3720), (72, 3410), (80, 3069), (88, 2790), (90, 2728), (93, 2640), (99, 2480), (110, 2232), (120, 2046), (124, 1980), (132, 1860), (144, 1705), (155, 1584), (165, 1488), (176, 1395), (180, 1364), (186, 1320), (198, 1240), (220, 1116), (240, 1023), (248, 990), (264, 930), (279, 880), (310, 792), (330, 744), (341, 720), (360, 682), (372, 660), (396, 620), (440, 558), (465, 528), (495, 496)]