128745216

素因数分解:

$2^8\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1$

素因数の和:231

約数の個数: 216

約数和(自身を含む): 416117520

約数和(自身を除く): 287372304

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 19, 24, 32, 34, 36, 38, 48, 51, 57, 64, 68, 72, 76, 96, 102, 114, 128, 136, 144, 152, 153, 171, 173, 192, 204, 228, 256, 272, 288, 304, 306, 323, 342, 346, 384, 408, 456, 519, 544, 576, 608, 612, 646, 684, 692, 768, 816, 912, 969, 1038, 1088, 1152, 1216, 1224, 1292, 1368, 1384, 1557, 1632, 1824, 1938, 2076, 2176, 2304, 2432, 2448, 2584, 2736, 2768, 2907, 2941, 3114, 3264, 3287, 3648, 3876, 4152, 4352, 4864, 4896, 5168, 5472, 5536, 5814, 5882, 6228, 6528, 6574, 7296, 7752, 8304, 8823, 9792, 9861, 10336, 10944, 11072, 11628, 11764, 12456, 13056, 13148, 14592, 15504, 16608, 17646, 19584, 19722, 20672, 21888, 22144, 23256, 23528, 24912, 26296, 26469, 29583, 31008, 33216, 35292, 39168, 39444, 41344, 43776, 44288, 46512, 47056, 49824, 52592, 52938, 55879, 59166, 62016, 66432, 70584, 78888, 82688, 93024, 94112, 99648, 105184, 105876, 111758, 118332, 124032, 132864, 141168, 157776, 167637, 186048, 188224, 199296, 210368, 211752, 223516, 236664, 248064, 282336, 315552, 335274, 372096, 376448, 398592, 420736, 423504, 447032, 473328, 502911, 564672, 631104, 670548, 744192, 752896, 841472, 847008, 894064, 946656, 1005822, 1129344, 1262208, 1341096, 1694016, 1788128, 1893312, 2011644, 2258688, 2524416, 2682192, 3388032, 3576256, 3786624, 4023288, 5364384, 6776064, 7152512, 7573248, 8046576, 10728768, 14305024, 16093152, 21457536, 32186304, 42915072, 64372608, 128745216]

約数ペア:

[(1, 128745216), (2, 64372608), (3, 42915072), (4, 32186304), (6, 21457536), (8, 16093152), (9, 14305024), (12, 10728768), (16, 8046576), (17, 7573248), (18, 7152512), (19, 6776064), (24, 5364384), (32, 4023288), (34, 3786624), (36, 3576256), (38, 3388032), (48, 2682192), (51, 2524416), (57, 2258688), (64, 2011644), (68, 1893312), (72, 1788128), (76, 1694016), (96, 1341096), (102, 1262208), (114, 1129344), (128, 1005822), (136, 946656), (144, 894064), (152, 847008), (153, 841472), (171, 752896), (173, 744192), (192, 670548), (204, 631104), (228, 564672), (256, 502911), (272, 473328), (288, 447032), (304, 423504), (306, 420736), (323, 398592), (342, 376448), (346, 372096), (384, 335274), (408, 315552), (456, 282336), (519, 248064), (544, 236664), (576, 223516), (608, 211752), (612, 210368), (646, 199296), (684, 188224), (692, 186048), (768, 167637), (816, 157776), (912, 141168), (969, 132864), (1038, 124032), (1088, 118332), (1152, 111758), (1216, 105876), (1224, 105184), (1292, 99648), (1368, 94112), (1384, 93024), (1557, 82688), (1632, 78888), (1824, 70584), (1938, 66432), (2076, 62016), (2176, 59166), (2304, 55879), (2432, 52938), (2448, 52592), (2584, 49824), (2736, 47056), (2768, 46512), (2907, 44288), (2941, 43776), (3114, 41344), (3264, 39444), (3287, 39168), (3648, 35292), (3876, 33216), (4152, 31008), (4352, 29583), (4864, 26469), (4896, 26296), (5168, 24912), (5472, 23528), (5536, 23256), (5814, 22144), (5882, 21888), (6228, 20672), (6528, 19722), (6574, 19584), (7296, 17646), (7752, 16608), (8304, 15504), (8823, 14592), (9792, 13148), (9861, 13056), (10336, 12456), (10944, 11764), (11072, 11628)]