201754420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1$

素因数の和:377

約数の個数: 96

約数和(自身を含む): 498177792

約数和(自身を除く): 296423372

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 67, 70, 134, 137, 140, 157, 268, 274, 314, 335, 469, 548, 628, 670, 685, 785, 938, 959, 1099, 1340, 1370, 1570, 1876, 1918, 2198, 2345, 2740, 3140, 3836, 4396, 4690, 4795, 5495, 9179, 9380, 9590, 10519, 10990, 18358, 19180, 21038, 21509, 21980, 36716, 42076, 43018, 45895, 52595, 64253, 73633, 86036, 91790, 105190, 107545, 128506, 147266, 150563, 183580, 210380, 215090, 257012, 294532, 301126, 321265, 368165, 430180, 602252, 642530, 736330, 752815, 1285060, 1441103, 1472660, 1505630, 2882206, 3011260, 5764412, 7205515, 10087721, 14411030, 20175442, 28822060, 40350884, 50438605, 100877210, 201754420]

約数ペア:

[(1, 201754420), (2, 100877210), (4, 50438605), (5, 40350884), (7, 28822060), (10, 20175442), (14, 14411030), (20, 10087721), (28, 7205515), (35, 5764412), (67, 3011260), (70, 2882206), (134, 1505630), (137, 1472660), (140, 1441103), (157, 1285060), (268, 752815), (274, 736330), (314, 642530), (335, 602252), (469, 430180), (548, 368165), (628, 321265), (670, 301126), (685, 294532), (785, 257012), (938, 215090), (959, 210380), (1099, 183580), (1340, 150563), (1370, 147266), (1570, 128506), (1876, 107545), (1918, 105190), (2198, 91790), (2345, 86036), (2740, 73633), (3140, 64253), (3836, 52595), (4396, 45895), (4690, 43018), (4795, 42076), (5495, 36716), (9179, 21980), (9380, 21509), (9590, 21038), (10519, 19180), (10990, 18358)]