181451340

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{16001}}^1$

素因数の和:16029

約数の個数: 120

約数和(自身を含む): 650577312

約数和(自身を除く): 469125972

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 11340, 16001, 32002, 48003, 64004, 80005, 96006, 112007, 144009, 160010, 192012, 224014, 240015, 288018, 320020, 336021, 432027, 448028, 480030, 560035, 576036, 672042, 720045, 864054, 960060, 1008063, 1120070, 1296081, 1344084, 1440090, 1680105, 1728108, 2016126, 2160135, 2240140, 2592162, 2880180, 3024189, 3360210, 4032252, 4320270, 5040315, 5184324, 6048378, 6480405, 6720420, 8640540, 9072567, 10080630, 12096756, 12960810, 15120945, 18145134, 20161260, 25921620, 30241890, 36290268, 45362835, 60483780, 90725670, 181451340]

約数ペア:

[(1, 181451340), (2, 90725670), (3, 60483780), (4, 45362835), (5, 36290268), (6, 30241890), (7, 25921620), (9, 20161260), (10, 18145134), (12, 15120945), (14, 12960810), (15, 12096756), (18, 10080630), (20, 9072567), (21, 8640540), (27, 6720420), (28, 6480405), (30, 6048378), (35, 5184324), (36, 5040315), (42, 4320270), (45, 4032252), (54, 3360210), (60, 3024189), (63, 2880180), (70, 2592162), (81, 2240140), (84, 2160135), (90, 2016126), (105, 1728108), (108, 1680105), (126, 1440090), (135, 1344084), (140, 1296081), (162, 1120070), (180, 1008063), (189, 960060), (210, 864054), (252, 720045), (270, 672042), (315, 576036), (324, 560035), (378, 480030), (405, 448028), (420, 432027), (540, 336021), (567, 320020), (630, 288018), (756, 240015), (810, 224014), (945, 192012), (1134, 160010), (1260, 144009), (1620, 112007), (1890, 96006), (2268, 80005), (2835, 64004), (3780, 48003), (5670, 32002), (11340, 16001)]