16872240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{83}}^1$

素因数の和:128

約数の個数: 240

約数和(自身を含む): 66495744

約数和(自身を除く): 49623504

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 48, 55, 56, 60, 66, 70, 77, 80, 83, 84, 88, 105, 110, 112, 120, 121, 132, 140, 154, 165, 166, 168, 176, 210, 220, 231, 240, 242, 249, 264, 280, 308, 330, 332, 336, 363, 385, 415, 420, 440, 462, 484, 498, 528, 560, 581, 605, 616, 660, 664, 726, 770, 830, 840, 847, 880, 913, 924, 968, 996, 1155, 1162, 1210, 1232, 1245, 1320, 1328, 1452, 1540, 1660, 1680, 1694, 1743, 1815, 1826, 1848, 1936, 1992, 2310, 2324, 2420, 2490, 2541, 2640, 2739, 2904, 2905, 3080, 3320, 3388, 3486, 3630, 3652, 3696, 3984, 4235, 4565, 4620, 4648, 4840, 4980, 5082, 5478, 5808, 5810, 6160, 6391, 6640, 6776, 6972, 7260, 7304, 8470, 8715, 9130, 9240, 9296, 9680, 9960, 10043, 10164, 10956, 11620, 12705, 12782, 13552, 13695, 13944, 14520, 14608, 16940, 17430, 18260, 18480, 19173, 19920, 20086, 20328, 21912, 23240, 25410, 25564, 27390, 27888, 29040, 30129, 31955, 33880, 34860, 36520, 38346, 40172, 40656, 43824, 46480, 50215, 50820, 51128, 54780, 60258, 63910, 67760, 69720, 70301, 73040, 76692, 80344, 95865, 100430, 101640, 102256, 109560, 120516, 127820, 139440, 140602, 150645, 153384, 160688, 191730, 200860, 203280, 210903, 219120, 241032, 255640, 281204, 301290, 306768, 351505, 383460, 401720, 421806, 482064, 511280, 562408, 602580, 703010, 766920, 803440, 843612, 1054515, 1124816, 1205160, 1406020, 1533840, 1687224, 2109030, 2410320, 2812040, 3374448, 4218060, 5624080, 8436120, 16872240]

約数ペア:

[(1, 16872240), (2, 8436120), (3, 5624080), (4, 4218060), (5, 3374448), (6, 2812040), (7, 2410320), (8, 2109030), (10, 1687224), (11, 1533840), (12, 1406020), (14, 1205160), (15, 1124816), (16, 1054515), (20, 843612), (21, 803440), (22, 766920), (24, 703010), (28, 602580), (30, 562408), (33, 511280), (35, 482064), (40, 421806), (42, 401720), (44, 383460), (48, 351505), (55, 306768), (56, 301290), (60, 281204), (66, 255640), (70, 241032), (77, 219120), (80, 210903), (83, 203280), (84, 200860), (88, 191730), (105, 160688), (110, 153384), (112, 150645), (120, 140602), (121, 139440), (132, 127820), (140, 120516), (154, 109560), (165, 102256), (166, 101640), (168, 100430), (176, 95865), (210, 80344), (220, 76692), (231, 73040), (240, 70301), (242, 69720), (249, 67760), (264, 63910), (280, 60258), (308, 54780), (330, 51128), (332, 50820), (336, 50215), (363, 46480), (385, 43824), (415, 40656), (420, 40172), (440, 38346), (462, 36520), (484, 34860), (498, 33880), (528, 31955), (560, 30129), (581, 29040), (605, 27888), (616, 27390), (660, 25564), (664, 25410), (726, 23240), (770, 21912), (830, 20328), (840, 20086), (847, 19920), (880, 19173), (913, 18480), (924, 18260), (968, 17430), (996, 16940), (1155, 14608), (1162, 14520), (1210, 13944), (1232, 13695), (1245, 13552), (1320, 12782), (1328, 12705), (1452, 11620), (1540, 10956), (1660, 10164), (1680, 10043), (1694, 9960), (1743, 9680), (1815, 9296), (1826, 9240), (1848, 9130), (1936, 8715), (1992, 8470), (2310, 7304), (2324, 7260), (2420, 6972), (2490, 6776), (2541, 6640), (2640, 6391), (2739, 6160), (2904, 5810), (2905, 5808), (3080, 5478), (3320, 5082), (3388, 4980), (3486, 4840), (3630, 4648), (3652, 4620), (3696, 4565), (3984, 4235)]