203439320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{269}}^1$

素因数の和:397

約数の個数: 128

約数和(自身を含む): 546652800

約数和(自身を除く): 343213480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 73, 74, 140, 146, 148, 185, 259, 269, 280, 292, 296, 365, 370, 511, 518, 538, 584, 730, 740, 1022, 1036, 1076, 1295, 1345, 1460, 1480, 1883, 2044, 2072, 2152, 2555, 2590, 2690, 2701, 2920, 3766, 4088, 5110, 5180, 5380, 5402, 7532, 9415, 9953, 10220, 10360, 10760, 10804, 13505, 15064, 18830, 18907, 19637, 19906, 20440, 21608, 27010, 37660, 37814, 39274, 39812, 49765, 54020, 69671, 75320, 75628, 78548, 79624, 94535, 98185, 99530, 108040, 137459, 139342, 151256, 157096, 189070, 196370, 199060, 274918, 278684, 348355, 378140, 392740, 398120, 549836, 557368, 687295, 696710, 726569, 756280, 785480, 1099672, 1374590, 1393420, 1453138, 2749180, 2786840, 2906276, 3632845, 5085983, 5498360, 5812552, 7265690, 10171966, 14531380, 20343932, 25429915, 29062760, 40687864, 50859830, 101719660, 203439320]

約数ペア:

[(1, 203439320), (2, 101719660), (4, 50859830), (5, 40687864), (7, 29062760), (8, 25429915), (10, 20343932), (14, 14531380), (20, 10171966), (28, 7265690), (35, 5812552), (37, 5498360), (40, 5085983), (56, 3632845), (70, 2906276), (73, 2786840), (74, 2749180), (140, 1453138), (146, 1393420), (148, 1374590), (185, 1099672), (259, 785480), (269, 756280), (280, 726569), (292, 696710), (296, 687295), (365, 557368), (370, 549836), (511, 398120), (518, 392740), (538, 378140), (584, 348355), (730, 278684), (740, 274918), (1022, 199060), (1036, 196370), (1076, 189070), (1295, 157096), (1345, 151256), (1460, 139342), (1480, 137459), (1883, 108040), (2044, 99530), (2072, 98185), (2152, 94535), (2555, 79624), (2590, 78548), (2690, 75628), (2701, 75320), (2920, 69671), (3766, 54020), (4088, 49765), (5110, 39812), (5180, 39274), (5380, 37814), (5402, 37660), (7532, 27010), (9415, 21608), (9953, 20440), (10220, 19906), (10360, 19637), (10760, 18907), (10804, 18830), (13505, 15064)]