1944821520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{44281}}^1$

素因数の和:44361

約数の個数: 120

約数和(自身を含む): 6638580312

約数和(自身を除く): 4693758792

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 61, 72, 80, 90, 120, 122, 144, 180, 183, 240, 244, 305, 360, 366, 488, 549, 610, 720, 732, 915, 976, 1098, 1220, 1464, 1830, 2196, 2440, 2745, 2928, 3660, 4392, 4880, 5490, 7320, 8784, 10980, 14640, 21960, 43920, 44281, 88562, 132843, 177124, 221405, 265686, 354248, 398529, 442810, 531372, 664215, 708496, 797058, 885620, 1062744, 1328430, 1594116, 1771240, 1992645, 2125488, 2656860, 2701141, 3188232, 3542480, 3985290, 5313720, 5402282, 6376464, 7970580, 8103423, 10627440, 10804564, 13505705, 15941160, 16206846, 21609128, 24310269, 27011410, 31882320, 32413692, 40517115, 43218256, 48620538, 54022820, 64827384, 81034230, 97241076, 108045640, 121551345, 129654768, 162068460, 194482152, 216091280, 243102690, 324136920, 388964304, 486205380, 648273840, 972410760, 1944821520]

約数ペア:

[(1, 1944821520), (2, 972410760), (3, 648273840), (4, 486205380), (5, 388964304), (6, 324136920), (8, 243102690), (9, 216091280), (10, 194482152), (12, 162068460), (15, 129654768), (16, 121551345), (18, 108045640), (20, 97241076), (24, 81034230), (30, 64827384), (36, 54022820), (40, 48620538), (45, 43218256), (48, 40517115), (60, 32413692), (61, 31882320), (72, 27011410), (80, 24310269), (90, 21609128), (120, 16206846), (122, 15941160), (144, 13505705), (180, 10804564), (183, 10627440), (240, 8103423), (244, 7970580), (305, 6376464), (360, 5402282), (366, 5313720), (488, 3985290), (549, 3542480), (610, 3188232), (720, 2701141), (732, 2656860), (915, 2125488), (976, 1992645), (1098, 1771240), (1220, 1594116), (1464, 1328430), (1830, 1062744), (2196, 885620), (2440, 797058), (2745, 708496), (2928, 664215), (3660, 531372), (4392, 442810), (4880, 398529), (5490, 354248), (7320, 265686), (8784, 221405), (10980, 177124), (14640, 132843), (21960, 88562), (43920, 44281)]