221823310

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{199}}^1$

素因数の和:385

約数の個数: 64

約数和(自身を含む): 435456000

約数和(自身を除く): 213632690

約数列:

[1, 2, 5, 10, 17, 34, 79, 83, 85, 158, 166, 170, 199, 395, 398, 415, 790, 830, 995, 1343, 1411, 1990, 2686, 2822, 3383, 6557, 6715, 6766, 7055, 13114, 13430, 14110, 15721, 16517, 16915, 31442, 32785, 33034, 33830, 65570, 78605, 82585, 111469, 157210, 165170, 222938, 267257, 280789, 534514, 557345, 561578, 1114690, 1304843, 1336285, 1403945, 2609686, 2672570, 2807890, 6524215, 13048430, 22182331, 44364662, 110911655, 221823310]

約数ペア:

[(1, 221823310), (2, 110911655), (5, 44364662), (10, 22182331), (17, 13048430), (34, 6524215), (79, 2807890), (83, 2672570), (85, 2609686), (158, 1403945), (166, 1336285), (170, 1304843), (199, 1114690), (395, 561578), (398, 557345), (415, 534514), (790, 280789), (830, 267257), (995, 222938), (1343, 165170), (1411, 157210), (1990, 111469), (2686, 82585), (2822, 78605), (3383, 65570), (6557, 33830), (6715, 33034), (6766, 32785), (7055, 31442), (13114, 16915), (13430, 16517), (14110, 15721)]