628864128

素因数分解:

$2^7\times 3^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:260

約数の個数: 256

約数和(自身を含む): 1998384000

約数和(自身を除く): 1369519872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 32, 36, 38, 48, 54, 57, 61, 64, 72, 76, 96, 108, 114, 122, 128, 144, 152, 157, 171, 183, 192, 216, 228, 244, 288, 304, 314, 342, 366, 384, 432, 456, 471, 488, 513, 549, 576, 608, 628, 684, 732, 864, 912, 942, 976, 1026, 1098, 1152, 1159, 1216, 1256, 1368, 1413, 1464, 1647, 1728, 1824, 1884, 1952, 2052, 2196, 2318, 2432, 2512, 2736, 2826, 2928, 2983, 3294, 3456, 3477, 3648, 3768, 3904, 4104, 4239, 4392, 4636, 5024, 5472, 5652, 5856, 5966, 6588, 6954, 7296, 7536, 7808, 8208, 8478, 8784, 8949, 9272, 9577, 10048, 10431, 10944, 11304, 11712, 11932, 13176, 13908, 15072, 16416, 16956, 17568, 17898, 18544, 19154, 20096, 20862, 21888, 22608, 23424, 23864, 26352, 26847, 27816, 28731, 30144, 31293, 32832, 33912, 35136, 35796, 37088, 38308, 41724, 45216, 47728, 52704, 53694, 55632, 57462, 60288, 62586, 65664, 67824, 70272, 71592, 74176, 76616, 80541, 83448, 86193, 90432, 95456, 105408, 107388, 111264, 114924, 125172, 135648, 143184, 148352, 153232, 161082, 166896, 172386, 180864, 181963, 190912, 210816, 214776, 222528, 229848, 250344, 258579, 271296, 286368, 306464, 322164, 333792, 344772, 363926, 381824, 429552, 445056, 459696, 500688, 517158, 542592, 545889, 572736, 612928, 644328, 667584, 689544, 727852, 859104, 919392, 1001376, 1034316, 1091778, 1145472, 1225856, 1288656, 1335168, 1379088, 1455704, 1637667, 1718208, 1838784, 2002752, 2068632, 2183556, 2577312, 2758176, 2911408, 3275334, 3436416, 3677568, 4005504, 4137264, 4367112, 4913001, 5154624, 5516352, 5822816, 6550668, 8274528, 8734224, 9826002, 10309248, 11032704, 11645632, 13101336, 16549056, 17468448, 19652004, 23291264, 26202672, 33098112, 34936896, 39304008, 52405344, 69873792, 78608016, 104810688, 157216032, 209621376, 314432064, 628864128]

約数ペア:

[(1, 628864128), (2, 314432064), (3, 209621376), (4, 157216032), (6, 104810688), (8, 78608016), (9, 69873792), (12, 52405344), (16, 39304008), (18, 34936896), (19, 33098112), (24, 26202672), (27, 23291264), (32, 19652004), (36, 17468448), (38, 16549056), (48, 13101336), (54, 11645632), (57, 11032704), (61, 10309248), (64, 9826002), (72, 8734224), (76, 8274528), (96, 6550668), (108, 5822816), (114, 5516352), (122, 5154624), (128, 4913001), (144, 4367112), (152, 4137264), (157, 4005504), (171, 3677568), (183, 3436416), (192, 3275334), (216, 2911408), (228, 2758176), (244, 2577312), (288, 2183556), (304, 2068632), (314, 2002752), (342, 1838784), (366, 1718208), (384, 1637667), (432, 1455704), (456, 1379088), (471, 1335168), (488, 1288656), (513, 1225856), (549, 1145472), (576, 1091778), (608, 1034316), (628, 1001376), (684, 919392), (732, 859104), (864, 727852), (912, 689544), (942, 667584), (976, 644328), (1026, 612928), (1098, 572736), (1152, 545889), (1159, 542592), (1216, 517158), (1256, 500688), (1368, 459696), (1413, 445056), (1464, 429552), (1647, 381824), (1728, 363926), (1824, 344772), (1884, 333792), (1952, 322164), (2052, 306464), (2196, 286368), (2318, 271296), (2432, 258579), (2512, 250344), (2736, 229848), (2826, 222528), (2928, 214776), (2983, 210816), (3294, 190912), (3456, 181963), (3477, 180864), (3648, 172386), (3768, 166896), (3904, 161082), (4104, 153232), (4239, 148352), (4392, 143184), (4636, 135648), (5024, 125172), (5472, 114924), (5652, 111264), (5856, 107388), (5966, 105408), (6588, 95456), (6954, 90432), (7296, 86193), (7536, 83448), (7808, 80541), (8208, 76616), (8478, 74176), (8784, 71592), (8949, 70272), (9272, 67824), (9577, 65664), (10048, 62586), (10431, 60288), (10944, 57462), (11304, 55632), (11712, 53694), (11932, 52704), (13176, 47728), (13908, 45216), (15072, 41724), (16416, 38308), (16956, 37088), (17568, 35796), (17898, 35136), (18544, 33912), (19154, 32832), (20096, 31293), (20862, 30144), (21888, 28731), (22608, 27816), (23424, 26847), (23864, 26352)]