79721928

素因数分解:

$2^3\times 3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:157

約数の個数: 256

約数和(自身を含む): 272160000

約数和(自身を除く): 192438072

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 18, 22, 24, 26, 27, 29, 33, 36, 39, 44, 52, 54, 58, 66, 72, 78, 87, 88, 89, 99, 104, 108, 116, 117, 132, 143, 156, 174, 178, 198, 216, 232, 234, 261, 264, 267, 286, 297, 312, 319, 348, 351, 356, 377, 396, 429, 468, 522, 534, 572, 594, 638, 696, 702, 712, 754, 783, 792, 801, 858, 936, 957, 979, 1044, 1068, 1131, 1144, 1157, 1188, 1276, 1287, 1404, 1508, 1566, 1602, 1716, 1914, 1958, 2088, 2136, 2262, 2314, 2376, 2403, 2552, 2574, 2581, 2808, 2871, 2937, 3016, 3132, 3204, 3393, 3432, 3471, 3828, 3861, 3916, 4147, 4524, 4628, 4806, 5148, 5162, 5742, 5874, 6264, 6408, 6786, 6942, 7656, 7722, 7743, 7832, 8294, 8613, 8811, 9048, 9256, 9612, 10179, 10296, 10324, 10413, 11484, 11748, 12441, 12727, 13572, 13884, 15444, 15486, 16588, 17226, 17622, 19224, 20358, 20648, 20826, 22968, 23229, 23496, 24882, 25454, 26433, 27144, 27768, 28391, 30888, 30972, 31239, 33176, 33553, 34452, 35244, 37323, 38181, 40716, 41652, 46458, 49764, 50908, 52866, 56782, 61944, 62478, 67106, 68904, 69687, 70488, 74646, 76362, 81432, 83304, 85173, 92916, 99528, 100659, 101816, 105732, 111969, 113564, 114543, 124956, 134212, 139374, 149292, 152724, 170346, 185832, 201318, 211464, 223938, 227128, 229086, 249912, 255519, 268424, 278748, 298584, 301977, 305448, 340692, 343629, 369083, 402636, 447876, 458172, 511038, 557496, 603954, 681384, 687258, 738166, 766557, 805272, 895752, 905931, 916344, 1022076, 1107249, 1207908, 1374516, 1476332, 1533114, 1811862, 2044152, 2214498, 2415816, 2749032, 2952664, 3066228, 3321747, 3623724, 4428996, 6132456, 6643494, 7247448, 8857992, 9965241, 13286988, 19930482, 26573976, 39860964, 79721928]

約数ペア:

[(1, 79721928), (2, 39860964), (3, 26573976), (4, 19930482), (6, 13286988), (8, 9965241), (9, 8857992), (11, 7247448), (12, 6643494), (13, 6132456), (18, 4428996), (22, 3623724), (24, 3321747), (26, 3066228), (27, 2952664), (29, 2749032), (33, 2415816), (36, 2214498), (39, 2044152), (44, 1811862), (52, 1533114), (54, 1476332), (58, 1374516), (66, 1207908), (72, 1107249), (78, 1022076), (87, 916344), (88, 905931), (89, 895752), (99, 805272), (104, 766557), (108, 738166), (116, 687258), (117, 681384), (132, 603954), (143, 557496), (156, 511038), (174, 458172), (178, 447876), (198, 402636), (216, 369083), (232, 343629), (234, 340692), (261, 305448), (264, 301977), (267, 298584), (286, 278748), (297, 268424), (312, 255519), (319, 249912), (348, 229086), (351, 227128), (356, 223938), (377, 211464), (396, 201318), (429, 185832), (468, 170346), (522, 152724), (534, 149292), (572, 139374), (594, 134212), (638, 124956), (696, 114543), (702, 113564), (712, 111969), (754, 105732), (783, 101816), (792, 100659), (801, 99528), (858, 92916), (936, 85173), (957, 83304), (979, 81432), (1044, 76362), (1068, 74646), (1131, 70488), (1144, 69687), (1157, 68904), (1188, 67106), (1276, 62478), (1287, 61944), (1404, 56782), (1508, 52866), (1566, 50908), (1602, 49764), (1716, 46458), (1914, 41652), (1958, 40716), (2088, 38181), (2136, 37323), (2262, 35244), (2314, 34452), (2376, 33553), (2403, 33176), (2552, 31239), (2574, 30972), (2581, 30888), (2808, 28391), (2871, 27768), (2937, 27144), (3016, 26433), (3132, 25454), (3204, 24882), (3393, 23496), (3432, 23229), (3471, 22968), (3828, 20826), (3861, 20648), (3916, 20358), (4147, 19224), (4524, 17622), (4628, 17226), (4806, 16588), (5148, 15486), (5162, 15444), (5742, 13884), (5874, 13572), (6264, 12727), (6408, 12441), (6786, 11748), (6942, 11484), (7656, 10413), (7722, 10324), (7743, 10296), (7832, 10179), (8294, 9612), (8613, 9256), (8811, 9048)]