217537320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1811}}^1$

素因数の和:1856

約数の個数: 256

約数和(自身を含む): 876718080

約数和(自身を除く): 659180760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 13, 14, 15, 20, 21, 22, 24, 26, 28, 30, 33, 35, 39, 40, 42, 44, 52, 55, 56, 60, 65, 66, 70, 77, 78, 84, 88, 91, 104, 105, 110, 120, 130, 132, 140, 143, 154, 156, 165, 168, 182, 195, 210, 220, 231, 260, 264, 273, 280, 286, 308, 312, 330, 364, 385, 390, 420, 429, 440, 455, 462, 520, 546, 572, 616, 660, 715, 728, 770, 780, 840, 858, 910, 924, 1001, 1092, 1144, 1155, 1320, 1365, 1430, 1540, 1560, 1716, 1811, 1820, 1848, 2002, 2145, 2184, 2310, 2730, 2860, 3003, 3080, 3432, 3622, 3640, 4004, 4290, 4620, 5005, 5433, 5460, 5720, 6006, 7244, 8008, 8580, 9055, 9240, 10010, 10866, 10920, 12012, 12677, 14488, 15015, 17160, 18110, 19921, 20020, 21732, 23543, 24024, 25354, 27165, 30030, 36220, 38031, 39842, 40040, 43464, 47086, 50708, 54330, 59763, 60060, 63385, 70629, 72440, 76062, 79684, 94172, 99605, 101416, 108660, 117715, 119526, 120120, 126770, 139447, 141258, 152124, 159368, 164801, 188344, 190155, 199210, 217320, 235430, 239052, 253540, 258973, 278894, 282516, 298815, 304248, 329602, 353145, 380310, 398420, 418341, 470860, 478104, 494403, 507080, 517946, 557788, 565032, 597630, 659204, 697235, 706290, 760620, 776919, 796840, 824005, 836682, 941720, 988806, 1035892, 1115576, 1195260, 1294865, 1318408, 1394470, 1412580, 1521240, 1553838, 1648010, 1673364, 1812811, 1977612, 2071784, 2091705, 2390520, 2472015, 2589730, 2788940, 2825160, 3107676, 3296020, 3346728, 3625622, 3884595, 3955224, 4183410, 4944030, 5179460, 5438433, 5577880, 6215352, 6592040, 7251244, 7769190, 8366820, 9064055, 9888060, 10358920, 10876866, 14502488, 15538380, 16733640, 18128110, 19776120, 21753732, 27192165, 31076760, 36256220, 43507464, 54384330, 72512440, 108768660, 217537320]

約数ペア:

[(1, 217537320), (2, 108768660), (3, 72512440), (4, 54384330), (5, 43507464), (6, 36256220), (7, 31076760), (8, 27192165), (10, 21753732), (11, 19776120), (12, 18128110), (13, 16733640), (14, 15538380), (15, 14502488), (20, 10876866), (21, 10358920), (22, 9888060), (24, 9064055), (26, 8366820), (28, 7769190), (30, 7251244), (33, 6592040), (35, 6215352), (39, 5577880), (40, 5438433), (42, 5179460), (44, 4944030), (52, 4183410), (55, 3955224), (56, 3884595), (60, 3625622), (65, 3346728), (66, 3296020), (70, 3107676), (77, 2825160), (78, 2788940), (84, 2589730), (88, 2472015), (91, 2390520), (104, 2091705), (105, 2071784), (110, 1977612), (120, 1812811), (130, 1673364), (132, 1648010), (140, 1553838), (143, 1521240), (154, 1412580), (156, 1394470), (165, 1318408), (168, 1294865), (182, 1195260), (195, 1115576), (210, 1035892), (220, 988806), (231, 941720), (260, 836682), (264, 824005), (273, 796840), (280, 776919), (286, 760620), (308, 706290), (312, 697235), (330, 659204), (364, 597630), (385, 565032), (390, 557788), (420, 517946), (429, 507080), (440, 494403), (455, 478104), (462, 470860), (520, 418341), (546, 398420), (572, 380310), (616, 353145), (660, 329602), (715, 304248), (728, 298815), (770, 282516), (780, 278894), (840, 258973), (858, 253540), (910, 239052), (924, 235430), (1001, 217320), (1092, 199210), (1144, 190155), (1155, 188344), (1320, 164801), (1365, 159368), (1430, 152124), (1540, 141258), (1560, 139447), (1716, 126770), (1811, 120120), (1820, 119526), (1848, 117715), (2002, 108660), (2145, 101416), (2184, 99605), (2310, 94172), (2730, 79684), (2860, 76062), (3003, 72440), (3080, 70629), (3432, 63385), (3622, 60060), (3640, 59763), (4004, 54330), (4290, 50708), (4620, 47086), (5005, 43464), (5433, 40040), (5460, 39842), (5720, 38031), (6006, 36220), (7244, 30030), (8008, 27165), (8580, 25354), (9055, 24024), (9240, 23543), (10010, 21732), (10866, 20020), (10920, 19921), (12012, 18110), (12677, 17160), (14488, 15015)]