38913120

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{443}}^1$

素因数の和:525

約数の個数: 144

約数和(自身を含む): 135272592

約数和(自身を除く): 96359472

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, 61, 72, 80, 90, 96, 120, 122, 144, 160, 180, 183, 240, 244, 288, 305, 360, 366, 443, 480, 488, 549, 610, 720, 732, 886, 915, 976, 1098, 1220, 1329, 1440, 1464, 1772, 1830, 1952, 2196, 2215, 2440, 2658, 2745, 2928, 3544, 3660, 3987, 4392, 4430, 4880, 5316, 5490, 5856, 6645, 7088, 7320, 7974, 8784, 8860, 9760, 10632, 10980, 13290, 14176, 14640, 15948, 17568, 17720, 19935, 21264, 21960, 26580, 27023, 29280, 31896, 35440, 39870, 42528, 43920, 53160, 54046, 63792, 70880, 79740, 81069, 87840, 106320, 108092, 127584, 135115, 159480, 162138, 212640, 216184, 243207, 270230, 318960, 324276, 405345, 432368, 486414, 540460, 637920, 648552, 810690, 864736, 972828, 1080920, 1216035, 1297104, 1621380, 1945656, 2161840, 2432070, 2594208, 3242760, 3891312, 4323680, 4864140, 6485520, 7782624, 9728280, 12971040, 19456560, 38913120]

約数ペア:

[(1, 38913120), (2, 19456560), (3, 12971040), (4, 9728280), (5, 7782624), (6, 6485520), (8, 4864140), (9, 4323680), (10, 3891312), (12, 3242760), (15, 2594208), (16, 2432070), (18, 2161840), (20, 1945656), (24, 1621380), (30, 1297104), (32, 1216035), (36, 1080920), (40, 972828), (45, 864736), (48, 810690), (60, 648552), (61, 637920), (72, 540460), (80, 486414), (90, 432368), (96, 405345), (120, 324276), (122, 318960), (144, 270230), (160, 243207), (180, 216184), (183, 212640), (240, 162138), (244, 159480), (288, 135115), (305, 127584), (360, 108092), (366, 106320), (443, 87840), (480, 81069), (488, 79740), (549, 70880), (610, 63792), (720, 54046), (732, 53160), (886, 43920), (915, 42528), (976, 39870), (1098, 35440), (1220, 31896), (1329, 29280), (1440, 27023), (1464, 26580), (1772, 21960), (1830, 21264), (1952, 19935), (2196, 17720), (2215, 17568), (2440, 15948), (2658, 14640), (2745, 14176), (2928, 13290), (3544, 10980), (3660, 10632), (3987, 9760), (4392, 8860), (4430, 8784), (4880, 7974), (5316, 7320), (5490, 7088), (5856, 6645)]