212545920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3571}}^1$

素因数の和:3624

約数の個数: 128

約数和(自身を含む): 699540480

約数和(自身を除く): 486994560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 310, 320, 372, 384, 465, 480, 496, 620, 640, 744, 930, 960, 992, 1240, 1488, 1860, 1920, 1984, 2480, 2976, 3571, 3720, 3968, 4960, 5952, 7142, 7440, 9920, 10713, 11904, 14284, 14880, 17855, 19840, 21426, 28568, 29760, 35710, 42852, 53565, 57136, 59520, 71420, 85704, 107130, 110701, 114272, 142840, 171408, 214260, 221402, 228544, 285680, 332103, 342816, 428520, 442804, 457088, 553505, 571360, 664206, 685632, 857040, 885608, 1107010, 1142720, 1328412, 1371264, 1660515, 1714080, 1771216, 2214020, 2285440, 2656824, 3321030, 3428160, 3542432, 4428040, 5313648, 6642060, 6856320, 7084864, 8856080, 10627296, 13284120, 14169728, 17712160, 21254592, 26568240, 35424320, 42509184, 53136480, 70848640, 106272960, 212545920]

約数ペア:

[(1, 212545920), (2, 106272960), (3, 70848640), (4, 53136480), (5, 42509184), (6, 35424320), (8, 26568240), (10, 21254592), (12, 17712160), (15, 14169728), (16, 13284120), (20, 10627296), (24, 8856080), (30, 7084864), (31, 6856320), (32, 6642060), (40, 5313648), (48, 4428040), (60, 3542432), (62, 3428160), (64, 3321030), (80, 2656824), (93, 2285440), (96, 2214020), (120, 1771216), (124, 1714080), (128, 1660515), (155, 1371264), (160, 1328412), (186, 1142720), (192, 1107010), (240, 885608), (248, 857040), (310, 685632), (320, 664206), (372, 571360), (384, 553505), (465, 457088), (480, 442804), (496, 428520), (620, 342816), (640, 332103), (744, 285680), (930, 228544), (960, 221402), (992, 214260), (1240, 171408), (1488, 142840), (1860, 114272), (1920, 110701), (1984, 107130), (2480, 85704), (2976, 71420), (3571, 59520), (3720, 57136), (3968, 53565), (4960, 42852), (5952, 35710), (7142, 29760), (7440, 28568), (9920, 21426), (10713, 19840), (11904, 17855), (14284, 14880)]