18747360

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{277}}^1$

素因数の和:345

約数の個数: 144

約数和(自身を含む): 65572416

約数和(自身を除く): 46825056

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 47, 48, 60, 72, 80, 90, 94, 96, 120, 141, 144, 160, 180, 188, 235, 240, 277, 282, 288, 360, 376, 423, 470, 480, 554, 564, 705, 720, 752, 831, 846, 940, 1108, 1128, 1385, 1410, 1440, 1504, 1662, 1692, 1880, 2115, 2216, 2256, 2493, 2770, 2820, 3324, 3384, 3760, 4155, 4230, 4432, 4512, 4986, 5540, 5640, 6648, 6768, 7520, 8310, 8460, 8864, 9972, 11080, 11280, 12465, 13019, 13296, 13536, 16620, 16920, 19944, 22160, 22560, 24930, 26038, 26592, 33240, 33840, 39057, 39888, 44320, 49860, 52076, 65095, 66480, 67680, 78114, 79776, 99720, 104152, 117171, 130190, 132960, 156228, 195285, 199440, 208304, 234342, 260380, 312456, 390570, 398880, 416608, 468684, 520760, 585855, 624912, 781140, 937368, 1041520, 1171710, 1249824, 1562280, 1874736, 2083040, 2343420, 3124560, 3749472, 4686840, 6249120, 9373680, 18747360]

約数ペア:

[(1, 18747360), (2, 9373680), (3, 6249120), (4, 4686840), (5, 3749472), (6, 3124560), (8, 2343420), (9, 2083040), (10, 1874736), (12, 1562280), (15, 1249824), (16, 1171710), (18, 1041520), (20, 937368), (24, 781140), (30, 624912), (32, 585855), (36, 520760), (40, 468684), (45, 416608), (47, 398880), (48, 390570), (60, 312456), (72, 260380), (80, 234342), (90, 208304), (94, 199440), (96, 195285), (120, 156228), (141, 132960), (144, 130190), (160, 117171), (180, 104152), (188, 99720), (235, 79776), (240, 78114), (277, 67680), (282, 66480), (288, 65095), (360, 52076), (376, 49860), (423, 44320), (470, 39888), (480, 39057), (554, 33840), (564, 33240), (705, 26592), (720, 26038), (752, 24930), (831, 22560), (846, 22160), (940, 19944), (1108, 16920), (1128, 16620), (1385, 13536), (1410, 13296), (1440, 13019), (1504, 12465), (1662, 11280), (1692, 11080), (1880, 9972), (2115, 8864), (2216, 8460), (2256, 8310), (2493, 7520), (2770, 6768), (2820, 6648), (3324, 5640), (3384, 5540), (3760, 4986), (4155, 4512), (4230, 4432)]