19996108416

素因数分解:

$2^7\times 3^7\times {\mathrm{61}}^1\times {\mathrm{1171}}^1$

素因数の和:1267

約数の個数: 256

約数和(自身を含む): 60776169600

約数和(自身を除く): 40780061184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 61, 64, 72, 81, 96, 108, 122, 128, 144, 162, 183, 192, 216, 243, 244, 288, 324, 366, 384, 432, 486, 488, 549, 576, 648, 729, 732, 864, 972, 976, 1098, 1152, 1171, 1296, 1458, 1464, 1647, 1728, 1944, 1952, 2187, 2196, 2342, 2592, 2916, 2928, 3294, 3456, 3513, 3888, 3904, 4374, 4392, 4684, 4941, 5184, 5832, 5856, 6588, 7026, 7776, 7808, 8748, 8784, 9368, 9882, 10368, 10539, 11664, 11712, 13176, 14052, 14823, 15552, 17496, 17568, 18736, 19764, 21078, 23328, 23424, 26352, 28104, 29646, 31104, 31617, 34992, 35136, 37472, 39528, 42156, 44469, 46656, 52704, 56208, 59292, 63234, 69984, 70272, 71431, 74944, 79056, 84312, 88938, 93312, 94851, 105408, 112416, 118584, 126468, 133407, 139968, 142862, 149888, 158112, 168624, 177876, 189702, 210816, 214293, 224832, 237168, 252936, 266814, 279936, 284553, 285724, 316224, 337248, 355752, 379404, 428586, 449664, 474336, 505872, 533628, 569106, 571448, 632448, 642879, 674496, 711504, 758808, 853659, 857172, 948672, 1011744, 1067256, 1138212, 1142896, 1285758, 1348992, 1423008, 1517616, 1707318, 1714344, 1897344, 1928637, 2023488, 2134512, 2276424, 2285792, 2560977, 2571516, 2846016, 3035232, 3414636, 3428688, 3857274, 4046976, 4269024, 4552848, 4571584, 5121954, 5143032, 5692032, 5785911, 6070464, 6829272, 6857376, 7714548, 8538048, 9105696, 9143168, 10243908, 10286064, 11571822, 12140928, 13658544, 13714752, 15429096, 17076096, 17357733, 18211392, 20487816, 20572128, 23143644, 27317088, 27429504, 30858192, 34715466, 36422784, 40975632, 41144256, 46287288, 52073199, 54634176, 61716384, 69430932, 81951264, 82288512, 92574576, 104146398, 109268352, 123432768, 138861864, 156219597, 163902528, 185149152, 208292796, 246865536, 277723728, 312439194, 327805056, 370298304, 416585592, 555447456, 624878388, 740596608, 833171184, 1110894912, 1249756776, 1666342368, 2221789824, 2499513552, 3332684736, 4999027104, 6665369472, 9998054208, 19996108416]

約数ペア:

[(1, 19996108416), (2, 9998054208), (3, 6665369472), (4, 4999027104), (6, 3332684736), (8, 2499513552), (9, 2221789824), (12, 1666342368), (16, 1249756776), (18, 1110894912), (24, 833171184), (27, 740596608), (32, 624878388), (36, 555447456), (48, 416585592), (54, 370298304), (61, 327805056), (64, 312439194), (72, 277723728), (81, 246865536), (96, 208292796), (108, 185149152), (122, 163902528), (128, 156219597), (144, 138861864), (162, 123432768), (183, 109268352), (192, 104146398), (216, 92574576), (243, 82288512), (244, 81951264), (288, 69430932), (324, 61716384), (366, 54634176), (384, 52073199), (432, 46287288), (486, 41144256), (488, 40975632), (549, 36422784), (576, 34715466), (648, 30858192), (729, 27429504), (732, 27317088), (864, 23143644), (972, 20572128), (976, 20487816), (1098, 18211392), (1152, 17357733), (1171, 17076096), (1296, 15429096), (1458, 13714752), (1464, 13658544), (1647, 12140928), (1728, 11571822), (1944, 10286064), (1952, 10243908), (2187, 9143168), (2196, 9105696), (2342, 8538048), (2592, 7714548), (2916, 6857376), (2928, 6829272), (3294, 6070464), (3456, 5785911), (3513, 5692032), (3888, 5143032), (3904, 5121954), (4374, 4571584), (4392, 4552848), (4684, 4269024), (4941, 4046976), (5184, 3857274), (5832, 3428688), (5856, 3414636), (6588, 3035232), (7026, 2846016), (7776, 2571516), (7808, 2560977), (8748, 2285792), (8784, 2276424), (9368, 2134512), (9882, 2023488), (10368, 1928637), (10539, 1897344), (11664, 1714344), (11712, 1707318), (13176, 1517616), (14052, 1423008), (14823, 1348992), (15552, 1285758), (17496, 1142896), (17568, 1138212), (18736, 1067256), (19764, 1011744), (21078, 948672), (23328, 857172), (23424, 853659), (26352, 758808), (28104, 711504), (29646, 674496), (31104, 642879), (31617, 632448), (34992, 571448), (35136, 569106), (37472, 533628), (39528, 505872), (42156, 474336), (44469, 449664), (46656, 428586), (52704, 379404), (56208, 355752), (59292, 337248), (63234, 316224), (69984, 285724), (70272, 284553), (71431, 279936), (74944, 266814), (79056, 252936), (84312, 237168), (88938, 224832), (93312, 214293), (94851, 210816), (105408, 189702), (112416, 177876), (118584, 168624), (126468, 158112), (133407, 149888), (139968, 142862)]