178987680

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{124297}}^1$

素因数の和:124318

約数の個数: 72

約数和(自身を含む): 610800372

約数和(自身を除く): 431812692

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 124297, 248594, 372891, 497188, 621485, 745782, 994376, 1118673, 1242970, 1491564, 1864455, 1988752, 2237346, 2485940, 2983128, 3728910, 3977504, 4474692, 4971880, 5593365, 5966256, 7457820, 8949384, 9943760, 11186730, 11932512, 14915640, 17898768, 19887520, 22373460, 29831280, 35797536, 44746920, 59662560, 89493840, 178987680]

約数ペア:

[(1, 178987680), (2, 89493840), (3, 59662560), (4, 44746920), (5, 35797536), (6, 29831280), (8, 22373460), (9, 19887520), (10, 17898768), (12, 14915640), (15, 11932512), (16, 11186730), (18, 9943760), (20, 8949384), (24, 7457820), (30, 5966256), (32, 5593365), (36, 4971880), (40, 4474692), (45, 3977504), (48, 3728910), (60, 2983128), (72, 2485940), (80, 2237346), (90, 1988752), (96, 1864455), (120, 1491564), (144, 1242970), (160, 1118673), (180, 994376), (240, 745782), (288, 621485), (360, 497188), (480, 372891), (720, 248594), (1440, 124297)]