209815320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{12227}}^1$

素因数の和:12265

約数の個数: 128

約数和(自身を含む): 739549440

約数和(自身を除く): 529734120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 33, 39, 40, 44, 52, 55, 60, 65, 66, 78, 88, 104, 110, 120, 130, 132, 143, 156, 165, 195, 220, 260, 264, 286, 312, 330, 390, 429, 440, 520, 572, 660, 715, 780, 858, 1144, 1320, 1430, 1560, 1716, 2145, 2860, 3432, 4290, 5720, 8580, 12227, 17160, 24454, 36681, 48908, 61135, 73362, 97816, 122270, 134497, 146724, 158951, 183405, 244540, 268994, 293448, 317902, 366810, 403491, 476853, 489080, 537988, 635804, 672485, 733620, 794755, 806982, 953706, 1075976, 1271608, 1344970, 1467240, 1589510, 1613964, 1748461, 1907412, 2017455, 2384265, 2689940, 3179020, 3227928, 3496922, 3814824, 4034910, 4768530, 5245383, 5379880, 6358040, 6993844, 8069820, 8742305, 9537060, 10490766, 13987688, 16139640, 17484610, 19074120, 20981532, 26226915, 34969220, 41963064, 52453830, 69938440, 104907660, 209815320]

約数ペア:

[(1, 209815320), (2, 104907660), (3, 69938440), (4, 52453830), (5, 41963064), (6, 34969220), (8, 26226915), (10, 20981532), (11, 19074120), (12, 17484610), (13, 16139640), (15, 13987688), (20, 10490766), (22, 9537060), (24, 8742305), (26, 8069820), (30, 6993844), (33, 6358040), (39, 5379880), (40, 5245383), (44, 4768530), (52, 4034910), (55, 3814824), (60, 3496922), (65, 3227928), (66, 3179020), (78, 2689940), (88, 2384265), (104, 2017455), (110, 1907412), (120, 1748461), (130, 1613964), (132, 1589510), (143, 1467240), (156, 1344970), (165, 1271608), (195, 1075976), (220, 953706), (260, 806982), (264, 794755), (286, 733620), (312, 672485), (330, 635804), (390, 537988), (429, 489080), (440, 476853), (520, 403491), (572, 366810), (660, 317902), (715, 293448), (780, 268994), (858, 244540), (1144, 183405), (1320, 158951), (1430, 146724), (1560, 134497), (1716, 122270), (2145, 97816), (2860, 73362), (3432, 61135), (4290, 48908), (5720, 36681), (8580, 24454), (12227, 17160)]