64720512

素因数分解:

$2^7\times 3^3\times {\mathrm{61}}^1\times {\mathrm{307}}^1$

素因数の和:391

約数の個数: 128

約数和(自身を含む): 194779200

約数和(自身を除く): 130058688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 61, 64, 72, 96, 108, 122, 128, 144, 183, 192, 216, 244, 288, 307, 366, 384, 432, 488, 549, 576, 614, 732, 864, 921, 976, 1098, 1152, 1228, 1464, 1647, 1728, 1842, 1952, 2196, 2456, 2763, 2928, 3294, 3456, 3684, 3904, 4392, 4912, 5526, 5856, 6588, 7368, 7808, 8289, 8784, 9824, 11052, 11712, 13176, 14736, 16578, 17568, 18727, 19648, 22104, 23424, 26352, 29472, 33156, 35136, 37454, 39296, 44208, 52704, 56181, 58944, 66312, 70272, 74908, 88416, 105408, 112362, 117888, 132624, 149816, 168543, 176832, 210816, 224724, 265248, 299632, 337086, 353664, 449448, 505629, 530496, 599264, 674172, 898896, 1011258, 1060992, 1198528, 1348344, 1797792, 2022516, 2397056, 2696688, 3595584, 4045032, 5393376, 7191168, 8090064, 10786752, 16180128, 21573504, 32360256, 64720512]

約数ペア:

[(1, 64720512), (2, 32360256), (3, 21573504), (4, 16180128), (6, 10786752), (8, 8090064), (9, 7191168), (12, 5393376), (16, 4045032), (18, 3595584), (24, 2696688), (27, 2397056), (32, 2022516), (36, 1797792), (48, 1348344), (54, 1198528), (61, 1060992), (64, 1011258), (72, 898896), (96, 674172), (108, 599264), (122, 530496), (128, 505629), (144, 449448), (183, 353664), (192, 337086), (216, 299632), (244, 265248), (288, 224724), (307, 210816), (366, 176832), (384, 168543), (432, 149816), (488, 132624), (549, 117888), (576, 112362), (614, 105408), (732, 88416), (864, 74908), (921, 70272), (976, 66312), (1098, 58944), (1152, 56181), (1228, 52704), (1464, 44208), (1647, 39296), (1728, 37454), (1842, 35136), (1952, 33156), (2196, 29472), (2456, 26352), (2763, 23424), (2928, 22104), (3294, 19648), (3456, 18727), (3684, 17568), (3904, 16578), (4392, 14736), (4912, 13176), (5526, 11712), (5856, 11052), (6588, 9824), (7368, 8784), (7808, 8289)]