189997803540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{6977}}^1\times {\mathrm{151289}}^1$

素因数の和:158281

約数の個数: 72

約数和(自身を含む): 576413084520

約数和(自身を除く): 386415280980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 6977, 13954, 20931, 27908, 34885, 41862, 62793, 69770, 83724, 104655, 125586, 139540, 151289, 209310, 251172, 302578, 313965, 418620, 453867, 605156, 627930, 756445, 907734, 1255860, 1361601, 1512890, 1815468, 2269335, 2723202, 3025780, 4538670, 5446404, 6808005, 9077340, 13616010, 27232020, 1055543353, 2111086706, 3166630059, 4222173412, 5277716765, 6333260118, 9499890177, 10555433530, 12666520236, 15833150295, 18999780354, 21110867060, 31666300590, 37999560708, 47499450885, 63332601180, 94998901770, 189997803540]

約数ペア:

[(1, 189997803540), (2, 94998901770), (3, 63332601180), (4, 47499450885), (5, 37999560708), (6, 31666300590), (9, 21110867060), (10, 18999780354), (12, 15833150295), (15, 12666520236), (18, 10555433530), (20, 9499890177), (30, 6333260118), (36, 5277716765), (45, 4222173412), (60, 3166630059), (90, 2111086706), (180, 1055543353), (6977, 27232020), (13954, 13616010), (20931, 9077340), (27908, 6808005), (34885, 5446404), (41862, 4538670), (62793, 3025780), (69770, 2723202), (83724, 2269335), (104655, 1815468), (125586, 1512890), (139540, 1361601), (151289, 1255860), (209310, 907734), (251172, 756445), (302578, 627930), (313965, 605156), (418620, 453867)]