15222900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{659}}^1$

素因数の和:694

約数の個数: 144

約数和(自身を含む): 54996480

約数和(自身を除く): 39773580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 25, 28, 30, 33, 35, 42, 44, 50, 55, 60, 66, 70, 75, 77, 84, 100, 105, 110, 132, 140, 150, 154, 165, 175, 210, 220, 231, 275, 300, 308, 330, 350, 385, 420, 462, 525, 550, 659, 660, 700, 770, 825, 924, 1050, 1100, 1155, 1318, 1540, 1650, 1925, 1977, 2100, 2310, 2636, 3295, 3300, 3850, 3954, 4613, 4620, 5775, 6590, 7249, 7700, 7908, 9226, 9885, 11550, 13180, 13839, 14498, 16475, 18452, 19770, 21747, 23065, 23100, 27678, 28996, 32950, 36245, 39540, 43494, 46130, 49425, 50743, 55356, 65900, 69195, 72490, 86988, 92260, 98850, 101486, 108735, 115325, 138390, 144980, 152229, 181225, 197700, 202972, 217470, 230650, 253715, 276780, 304458, 345975, 362450, 434940, 461300, 507430, 543675, 608916, 691950, 724900, 761145, 1014860, 1087350, 1268575, 1383900, 1522290, 2174700, 2537150, 3044580, 3805725, 5074300, 7611450, 15222900]

約数ペア:

[(1, 15222900), (2, 7611450), (3, 5074300), (4, 3805725), (5, 3044580), (6, 2537150), (7, 2174700), (10, 1522290), (11, 1383900), (12, 1268575), (14, 1087350), (15, 1014860), (20, 761145), (21, 724900), (22, 691950), (25, 608916), (28, 543675), (30, 507430), (33, 461300), (35, 434940), (42, 362450), (44, 345975), (50, 304458), (55, 276780), (60, 253715), (66, 230650), (70, 217470), (75, 202972), (77, 197700), (84, 181225), (100, 152229), (105, 144980), (110, 138390), (132, 115325), (140, 108735), (150, 101486), (154, 98850), (165, 92260), (175, 86988), (210, 72490), (220, 69195), (231, 65900), (275, 55356), (300, 50743), (308, 49425), (330, 46130), (350, 43494), (385, 39540), (420, 36245), (462, 32950), (525, 28996), (550, 27678), (659, 23100), (660, 23065), (700, 21747), (770, 19770), (825, 18452), (924, 16475), (1050, 14498), (1100, 13839), (1155, 13180), (1318, 11550), (1540, 9885), (1650, 9226), (1925, 7908), (1977, 7700), (2100, 7249), (2310, 6590), (2636, 5775), (3295, 4620), (3300, 4613), (3850, 3954)]