747900900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:323

約数の個数: 216

約数和(自身を含む): 2424705920

約数和(自身を除く): 1676805020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 67, 75, 79, 90, 100, 134, 150, 157, 158, 180, 201, 225, 237, 268, 300, 314, 316, 335, 395, 402, 450, 471, 474, 603, 628, 670, 711, 785, 790, 804, 900, 942, 948, 1005, 1185, 1206, 1340, 1413, 1422, 1570, 1580, 1675, 1884, 1975, 2010, 2355, 2370, 2412, 2826, 2844, 3015, 3140, 3350, 3555, 3925, 3950, 4020, 4710, 4740, 5025, 5293, 5652, 5925, 6030, 6700, 7065, 7110, 7850, 7900, 9420, 10050, 10519, 10586, 11775, 11850, 12060, 12403, 14130, 14220, 15075, 15700, 15879, 17775, 20100, 21038, 21172, 23550, 23700, 24806, 26465, 28260, 30150, 31557, 31758, 35325, 35550, 37209, 42076, 47100, 47637, 49612, 52595, 52930, 60300, 62015, 63114, 63516, 70650, 71100, 74418, 79395, 94671, 95274, 105190, 105860, 111627, 124030, 126228, 132325, 141300, 148836, 157785, 158790, 186045, 189342, 190548, 210380, 223254, 238185, 248060, 262975, 264650, 310075, 315570, 317580, 372090, 378684, 396975, 446508, 473355, 476370, 525950, 529300, 558135, 620150, 631140, 744180, 788925, 793950, 831001, 930225, 946710, 952740, 1051900, 1116270, 1190925, 1240300, 1577850, 1587900, 1662002, 1860450, 1893420, 2232540, 2366775, 2381850, 2493003, 2790675, 3155700, 3324004, 3720900, 4155005, 4733550, 4763700, 4986006, 5581350, 7479009, 8310010, 9467100, 9972012, 11162700, 12465015, 14958018, 16620020, 20775025, 24930030, 29916036, 37395045, 41550050, 49860060, 62325075, 74790090, 83100100, 124650150, 149580180, 186975225, 249300300, 373950450, 747900900]

約数ペア:

[(1, 747900900), (2, 373950450), (3, 249300300), (4, 186975225), (5, 149580180), (6, 124650150), (9, 83100100), (10, 74790090), (12, 62325075), (15, 49860060), (18, 41550050), (20, 37395045), (25, 29916036), (30, 24930030), (36, 20775025), (45, 16620020), (50, 14958018), (60, 12465015), (67, 11162700), (75, 9972012), (79, 9467100), (90, 8310010), (100, 7479009), (134, 5581350), (150, 4986006), (157, 4763700), (158, 4733550), (180, 4155005), (201, 3720900), (225, 3324004), (237, 3155700), (268, 2790675), (300, 2493003), (314, 2381850), (316, 2366775), (335, 2232540), (395, 1893420), (402, 1860450), (450, 1662002), (471, 1587900), (474, 1577850), (603, 1240300), (628, 1190925), (670, 1116270), (711, 1051900), (785, 952740), (790, 946710), (804, 930225), (900, 831001), (942, 793950), (948, 788925), (1005, 744180), (1185, 631140), (1206, 620150), (1340, 558135), (1413, 529300), (1422, 525950), (1570, 476370), (1580, 473355), (1675, 446508), (1884, 396975), (1975, 378684), (2010, 372090), (2355, 317580), (2370, 315570), (2412, 310075), (2826, 264650), (2844, 262975), (3015, 248060), (3140, 238185), (3350, 223254), (3555, 210380), (3925, 190548), (3950, 189342), (4020, 186045), (4710, 158790), (4740, 157785), (5025, 148836), (5293, 141300), (5652, 132325), (5925, 126228), (6030, 124030), (6700, 111627), (7065, 105860), (7110, 105190), (7850, 95274), (7900, 94671), (9420, 79395), (10050, 74418), (10519, 71100), (10586, 70650), (11775, 63516), (11850, 63114), (12060, 62015), (12403, 60300), (14130, 52930), (14220, 52595), (15075, 49612), (15700, 47637), (15879, 47100), (17775, 42076), (20100, 37209), (21038, 35550), (21172, 35325), (23550, 31758), (23700, 31557), (24806, 30150), (26465, 28260)]