145648020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{541}}^1\times {\mathrm{641}}^1$

素因数の和:1201

約数の個数: 96

約数和(自身を含む): 467663616

約数和(自身を除く): 322015596

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 541, 641, 1082, 1282, 1623, 1923, 2164, 2564, 2705, 3205, 3246, 3787, 3846, 4487, 5410, 6410, 6492, 7574, 7692, 8115, 8974, 9615, 10820, 11361, 12820, 13461, 15148, 16230, 17948, 18935, 19230, 22435, 22722, 26922, 32460, 37870, 38460, 44870, 45444, 53844, 56805, 67305, 75740, 89740, 113610, 134610, 227220, 269220, 346781, 693562, 1040343, 1387124, 1733905, 2080686, 2427467, 3467810, 4161372, 4854934, 5201715, 6935620, 7282401, 9709868, 10403430, 12137335, 14564802, 20806860, 24274670, 29129604, 36412005, 48549340, 72824010, 145648020]

約数ペア:

[(1, 145648020), (2, 72824010), (3, 48549340), (4, 36412005), (5, 29129604), (6, 24274670), (7, 20806860), (10, 14564802), (12, 12137335), (14, 10403430), (15, 9709868), (20, 7282401), (21, 6935620), (28, 5201715), (30, 4854934), (35, 4161372), (42, 3467810), (60, 2427467), (70, 2080686), (84, 1733905), (105, 1387124), (140, 1040343), (210, 693562), (420, 346781), (541, 269220), (641, 227220), (1082, 134610), (1282, 113610), (1623, 89740), (1923, 75740), (2164, 67305), (2564, 56805), (2705, 53844), (3205, 45444), (3246, 44870), (3787, 38460), (3846, 37870), (4487, 32460), (5410, 26922), (6410, 22722), (6492, 22435), (7574, 19230), (7692, 18935), (8115, 17948), (8974, 16230), (9615, 15148), (10820, 13461), (11361, 12820)]