221544648

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{251}}^1$

素因数の和:340

約数の個数: 192

約数和(自身を含む): 693463680

約数和(自身を除く): 471919032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 23, 24, 26, 36, 39, 41, 46, 52, 69, 72, 78, 82, 92, 104, 117, 123, 138, 156, 164, 184, 207, 234, 246, 251, 276, 299, 312, 328, 369, 414, 468, 492, 502, 533, 552, 598, 738, 753, 828, 897, 936, 943, 984, 1004, 1066, 1196, 1476, 1506, 1599, 1656, 1794, 1886, 2008, 2132, 2259, 2392, 2691, 2829, 2952, 3012, 3198, 3263, 3588, 3772, 4264, 4518, 4797, 5382, 5658, 5773, 6024, 6396, 6526, 7176, 7544, 8487, 9036, 9594, 9789, 10291, 10764, 11316, 11546, 12259, 12792, 13052, 16974, 17319, 18072, 19188, 19578, 20582, 21528, 22632, 23092, 24518, 26104, 29367, 30873, 33948, 34638, 36777, 38376, 39156, 41164, 46184, 49036, 51957, 58734, 61746, 67896, 69276, 73554, 75049, 78312, 82328, 92619, 98072, 103914, 110331, 117468, 123492, 133783, 138552, 147108, 150098, 185238, 207828, 220662, 225147, 234936, 236693, 246984, 267566, 294216, 300196, 370476, 401349, 415656, 441324, 450294, 473386, 535132, 600392, 675441, 710079, 740952, 802698, 882648, 900588, 946772, 1070264, 1204047, 1350882, 1420158, 1605396, 1801176, 1893544, 2130237, 2408094, 2701764, 2840316, 3077009, 3210792, 4260474, 4816188, 5403528, 5680632, 6154018, 8520948, 9231027, 9632376, 12308036, 17041896, 18462054, 24616072, 27693081, 36924108, 55386162, 73848216, 110772324, 221544648]

約数ペア:

[(1, 221544648), (2, 110772324), (3, 73848216), (4, 55386162), (6, 36924108), (8, 27693081), (9, 24616072), (12, 18462054), (13, 17041896), (18, 12308036), (23, 9632376), (24, 9231027), (26, 8520948), (36, 6154018), (39, 5680632), (41, 5403528), (46, 4816188), (52, 4260474), (69, 3210792), (72, 3077009), (78, 2840316), (82, 2701764), (92, 2408094), (104, 2130237), (117, 1893544), (123, 1801176), (138, 1605396), (156, 1420158), (164, 1350882), (184, 1204047), (207, 1070264), (234, 946772), (246, 900588), (251, 882648), (276, 802698), (299, 740952), (312, 710079), (328, 675441), (369, 600392), (414, 535132), (468, 473386), (492, 450294), (502, 441324), (533, 415656), (552, 401349), (598, 370476), (738, 300196), (753, 294216), (828, 267566), (897, 246984), (936, 236693), (943, 234936), (984, 225147), (1004, 220662), (1066, 207828), (1196, 185238), (1476, 150098), (1506, 147108), (1599, 138552), (1656, 133783), (1794, 123492), (1886, 117468), (2008, 110331), (2132, 103914), (2259, 98072), (2392, 92619), (2691, 82328), (2829, 78312), (2952, 75049), (3012, 73554), (3198, 69276), (3263, 67896), (3588, 61746), (3772, 58734), (4264, 51957), (4518, 49036), (4797, 46184), (5382, 41164), (5658, 39156), (5773, 38376), (6024, 36777), (6396, 34638), (6526, 33948), (7176, 30873), (7544, 29367), (8487, 26104), (9036, 24518), (9594, 23092), (9789, 22632), (10291, 21528), (10764, 20582), (11316, 19578), (11546, 19188), (12259, 18072), (12792, 17319), (13052, 16974)]