260403968

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:234

約数の個数: 144

約数和(自身を含む): 620067840

約数和(自身を除く): 359663872

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 31, 32, 38, 44, 62, 64, 76, 88, 124, 128, 152, 157, 176, 209, 248, 256, 304, 314, 341, 352, 418, 496, 589, 608, 628, 682, 704, 836, 992, 1178, 1216, 1256, 1364, 1408, 1672, 1727, 1984, 2356, 2432, 2512, 2728, 2816, 2983, 3344, 3454, 3968, 4712, 4864, 4867, 5024, 5456, 5966, 6479, 6688, 6908, 7936, 9424, 9734, 10048, 10912, 11932, 12958, 13376, 13816, 18848, 19468, 20096, 21824, 23864, 25916, 26752, 27632, 32813, 37696, 38936, 40192, 43648, 47728, 51832, 53504, 53537, 55264, 65626, 75392, 77872, 87296, 92473, 95456, 103664, 107074, 110528, 131252, 150784, 155744, 184946, 190912, 207328, 214148, 221056, 262504, 311488, 369892, 381824, 414656, 428296, 442112, 525008, 622976, 739784, 763648, 829312, 856592, 1017203, 1050016, 1245952, 1479568, 1658624, 1713184, 2034406, 2100032, 2959136, 3426368, 4068812, 4200064, 5918272, 6852736, 8137624, 8400128, 11836544, 13705472, 16275248, 23673088, 32550496, 65100992, 130201984, 260403968]

約数ペア:

[(1, 260403968), (2, 130201984), (4, 65100992), (8, 32550496), (11, 23673088), (16, 16275248), (19, 13705472), (22, 11836544), (31, 8400128), (32, 8137624), (38, 6852736), (44, 5918272), (62, 4200064), (64, 4068812), (76, 3426368), (88, 2959136), (124, 2100032), (128, 2034406), (152, 1713184), (157, 1658624), (176, 1479568), (209, 1245952), (248, 1050016), (256, 1017203), (304, 856592), (314, 829312), (341, 763648), (352, 739784), (418, 622976), (496, 525008), (589, 442112), (608, 428296), (628, 414656), (682, 381824), (704, 369892), (836, 311488), (992, 262504), (1178, 221056), (1216, 214148), (1256, 207328), (1364, 190912), (1408, 184946), (1672, 155744), (1727, 150784), (1984, 131252), (2356, 110528), (2432, 107074), (2512, 103664), (2728, 95456), (2816, 92473), (2983, 87296), (3344, 77872), (3454, 75392), (3968, 65626), (4712, 55264), (4864, 53537), (4867, 53504), (5024, 51832), (5456, 47728), (5966, 43648), (6479, 40192), (6688, 38936), (6908, 37696), (7936, 32813), (9424, 27632), (9734, 26752), (10048, 25916), (10912, 23864), (11932, 21824), (12958, 20096), (13376, 19468), (13816, 18848)]