74720464

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:157

約数の個数: 160

約数和(自身を含む): 195265280

約数和(自身を除く): 120544816

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 37, 38, 52, 56, 73, 74, 76, 91, 104, 112, 133, 146, 148, 152, 182, 208, 247, 259, 266, 292, 296, 304, 364, 481, 494, 511, 518, 532, 584, 592, 703, 728, 949, 962, 988, 1022, 1036, 1064, 1168, 1387, 1406, 1456, 1729, 1898, 1924, 1976, 2044, 2072, 2128, 2701, 2774, 2812, 3367, 3458, 3796, 3848, 3952, 4088, 4144, 4921, 5402, 5548, 5624, 6643, 6734, 6916, 7592, 7696, 8176, 9139, 9709, 9842, 10804, 11096, 11248, 13286, 13468, 13832, 15184, 18031, 18278, 18907, 19418, 19684, 21608, 22192, 26572, 26936, 27664, 35113, 36062, 36556, 37814, 38836, 39368, 43216, 51319, 53144, 53872, 63973, 70226, 72124, 73112, 75628, 77672, 78736, 102638, 106288, 126217, 127946, 140452, 144248, 146224, 151256, 155344, 205276, 245791, 252434, 255892, 280904, 288496, 302512, 359233, 410552, 491582, 504868, 511784, 561808, 667147, 718466, 821104, 983164, 1009736, 1023568, 1334294, 1436932, 1966328, 2019472, 2668588, 2873864, 3932656, 4670029, 5337176, 5747728, 9340058, 10674352, 18680116, 37360232, 74720464]

約数ペア:

[(1, 74720464), (2, 37360232), (4, 18680116), (7, 10674352), (8, 9340058), (13, 5747728), (14, 5337176), (16, 4670029), (19, 3932656), (26, 2873864), (28, 2668588), (37, 2019472), (38, 1966328), (52, 1436932), (56, 1334294), (73, 1023568), (74, 1009736), (76, 983164), (91, 821104), (104, 718466), (112, 667147), (133, 561808), (146, 511784), (148, 504868), (152, 491582), (182, 410552), (208, 359233), (247, 302512), (259, 288496), (266, 280904), (292, 255892), (296, 252434), (304, 245791), (364, 205276), (481, 155344), (494, 151256), (511, 146224), (518, 144248), (532, 140452), (584, 127946), (592, 126217), (703, 106288), (728, 102638), (949, 78736), (962, 77672), (988, 75628), (1022, 73112), (1036, 72124), (1064, 70226), (1168, 63973), (1387, 53872), (1406, 53144), (1456, 51319), (1729, 43216), (1898, 39368), (1924, 38836), (1976, 37814), (2044, 36556), (2072, 36062), (2128, 35113), (2701, 27664), (2774, 26936), (2812, 26572), (3367, 22192), (3458, 21608), (3796, 19684), (3848, 19418), (3952, 18907), (4088, 18278), (4144, 18031), (4921, 15184), (5402, 13832), (5548, 13468), (5624, 13286), (6643, 11248), (6734, 11096), (6916, 10804), (7592, 9842), (7696, 9709), (8176, 9139)]