280773904

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{1481}}^1$

素因数の和:1564

約数の個数: 60

約数和(自身を含む): 592376148

約数和(自身を除く): 311602244

約数列:

[1, 2, 4, 8, 16, 17, 34, 41, 68, 82, 136, 164, 272, 289, 328, 578, 656, 697, 1156, 1394, 1481, 2312, 2788, 2962, 4624, 5576, 5924, 11152, 11848, 11849, 23696, 23698, 25177, 47396, 50354, 60721, 94792, 100708, 121442, 189584, 201416, 242884, 402832, 428009, 485768, 856018, 971536, 1032257, 1712036, 2064514, 3424072, 4129028, 6848144, 8258056, 16516112, 17548369, 35096738, 70193476, 140386952, 280773904]

約数ペア:

[(1, 280773904), (2, 140386952), (4, 70193476), (8, 35096738), (16, 17548369), (17, 16516112), (34, 8258056), (41, 6848144), (68, 4129028), (82, 3424072), (136, 2064514), (164, 1712036), (272, 1032257), (289, 971536), (328, 856018), (578, 485768), (656, 428009), (697, 402832), (1156, 242884), (1394, 201416), (1481, 189584), (2312, 121442), (2788, 100708), (2962, 94792), (4624, 60721), (5576, 50354), (5924, 47396), (11152, 25177), (11848, 23698), (11849, 23696)]