17898720

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{761}}^1$

素因数の和:793

約数の個数: 144

約数和(自身を含む): 65672208

約数和(自身を除く): 47773488

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 761, 784, 840, 980, 1120, 1176, 1470, 1522, 1568, 1680, 1960, 2283, 2352, 2940, 3044, 3360, 3805, 3920, 4566, 4704, 5327, 5880, 6088, 7610, 7840, 9132, 10654, 11415, 11760, 12176, 15220, 15981, 18264, 21308, 22830, 23520, 24352, 26635, 30440, 31962, 36528, 37289, 42616, 45660, 53270, 60880, 63924, 73056, 74578, 79905, 85232, 91320, 106540, 111867, 121760, 127848, 149156, 159810, 170464, 182640, 186445, 213080, 223734, 255696, 298312, 319620, 365280, 372890, 426160, 447468, 511392, 559335, 596624, 639240, 745780, 852320, 894936, 1118670, 1193248, 1278480, 1491560, 1789872, 2237340, 2556960, 2983120, 3579744, 4474680, 5966240, 8949360, 17898720]

約数ペア:

[(1, 17898720), (2, 8949360), (3, 5966240), (4, 4474680), (5, 3579744), (6, 2983120), (7, 2556960), (8, 2237340), (10, 1789872), (12, 1491560), (14, 1278480), (15, 1193248), (16, 1118670), (20, 894936), (21, 852320), (24, 745780), (28, 639240), (30, 596624), (32, 559335), (35, 511392), (40, 447468), (42, 426160), (48, 372890), (49, 365280), (56, 319620), (60, 298312), (70, 255696), (80, 223734), (84, 213080), (96, 186445), (98, 182640), (105, 170464), (112, 159810), (120, 149156), (140, 127848), (147, 121760), (160, 111867), (168, 106540), (196, 91320), (210, 85232), (224, 79905), (240, 74578), (245, 73056), (280, 63924), (294, 60880), (336, 53270), (392, 45660), (420, 42616), (480, 37289), (490, 36528), (560, 31962), (588, 30440), (672, 26635), (735, 24352), (761, 23520), (784, 22830), (840, 21308), (980, 18264), (1120, 15981), (1176, 15220), (1470, 12176), (1522, 11760), (1568, 11415), (1680, 10654), (1960, 9132), (2283, 7840), (2352, 7610), (2940, 6088), (3044, 5880), (3360, 5327), (3805, 4704), (3920, 4566)]