257436360

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{349}}^1\times {\mathrm{683}}^1$

素因数の和:1052

約数の個数: 128

約数和(自身を含む): 861840000

約数和(自身を除く): 604403640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 349, 360, 540, 683, 698, 1047, 1080, 1366, 1396, 1745, 2049, 2094, 2732, 2792, 3141, 3415, 3490, 4098, 4188, 5235, 5464, 6147, 6282, 6830, 6980, 8196, 8376, 9423, 10245, 10470, 12294, 12564, 13660, 13960, 15705, 16392, 18441, 18846, 20490, 20940, 24588, 25128, 27320, 30735, 31410, 36882, 37692, 40980, 41880, 47115, 49176, 61470, 62820, 73764, 75384, 81960, 92205, 94230, 122940, 125640, 147528, 184410, 188460, 238367, 245880, 368820, 376920, 476734, 715101, 737640, 953468, 1191835, 1430202, 1906936, 2145303, 2383670, 2860404, 3575505, 4290606, 4767340, 5720808, 6435909, 7151010, 8581212, 9534680, 10726515, 12871818, 14302020, 17162424, 21453030, 25743636, 28604040, 32179545, 42906060, 51487272, 64359090, 85812120, 128718180, 257436360]

約数ペア:

[(1, 257436360), (2, 128718180), (3, 85812120), (4, 64359090), (5, 51487272), (6, 42906060), (8, 32179545), (9, 28604040), (10, 25743636), (12, 21453030), (15, 17162424), (18, 14302020), (20, 12871818), (24, 10726515), (27, 9534680), (30, 8581212), (36, 7151010), (40, 6435909), (45, 5720808), (54, 4767340), (60, 4290606), (72, 3575505), (90, 2860404), (108, 2383670), (120, 2145303), (135, 1906936), (180, 1430202), (216, 1191835), (270, 953468), (349, 737640), (360, 715101), (540, 476734), (683, 376920), (698, 368820), (1047, 245880), (1080, 238367), (1366, 188460), (1396, 184410), (1745, 147528), (2049, 125640), (2094, 122940), (2732, 94230), (2792, 92205), (3141, 81960), (3415, 75384), (3490, 73764), (4098, 62820), (4188, 61470), (5235, 49176), (5464, 47115), (6147, 41880), (6282, 40980), (6830, 37692), (6980, 36882), (8196, 31410), (8376, 30735), (9423, 27320), (10245, 25128), (10470, 24588), (12294, 20940), (12564, 20490), (13660, 18846), (13960, 18441), (15705, 16392)]