202179520

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{229}}^1$

素因数の和:366

約数の個数: 112

約数和(自身を含む): 504748800

約数和(自身を除く): 302569280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 89, 124, 155, 160, 178, 229, 248, 310, 320, 356, 445, 458, 496, 620, 712, 890, 916, 992, 1145, 1240, 1424, 1780, 1832, 1984, 2290, 2480, 2759, 2848, 3560, 3664, 4580, 4960, 5518, 5696, 7099, 7120, 7328, 9160, 9920, 11036, 13795, 14198, 14240, 14656, 18320, 20381, 22072, 27590, 28396, 28480, 35495, 36640, 40762, 44144, 55180, 56792, 70990, 73280, 81524, 88288, 101905, 110360, 113584, 141980, 163048, 176576, 203810, 220720, 227168, 283960, 326096, 407620, 441440, 454336, 567920, 631811, 652192, 815240, 882880, 1135840, 1263622, 1304384, 1630480, 2271680, 2527244, 3159055, 3260960, 5054488, 6318110, 6521920, 10108976, 12636220, 20217952, 25272440, 40435904, 50544880, 101089760, 202179520]

約数ペア:

[(1, 202179520), (2, 101089760), (4, 50544880), (5, 40435904), (8, 25272440), (10, 20217952), (16, 12636220), (20, 10108976), (31, 6521920), (32, 6318110), (40, 5054488), (62, 3260960), (64, 3159055), (80, 2527244), (89, 2271680), (124, 1630480), (155, 1304384), (160, 1263622), (178, 1135840), (229, 882880), (248, 815240), (310, 652192), (320, 631811), (356, 567920), (445, 454336), (458, 441440), (496, 407620), (620, 326096), (712, 283960), (890, 227168), (916, 220720), (992, 203810), (1145, 176576), (1240, 163048), (1424, 141980), (1780, 113584), (1832, 110360), (1984, 101905), (2290, 88288), (2480, 81524), (2759, 73280), (2848, 70990), (3560, 56792), (3664, 55180), (4580, 44144), (4960, 40762), (5518, 36640), (5696, 35495), (7099, 28480), (7120, 28396), (7328, 27590), (9160, 22072), (9920, 20381), (11036, 18320), (13795, 14656), (14198, 14240)]