221184256

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{593}}^1$

素因数の和:687

約数の個数: 72

約数和(自身を含む): 466228224

約数和(自身を除く): 245043968

約数列:

[1, 2, 4, 8, 16, 31, 32, 47, 62, 64, 94, 124, 128, 188, 248, 256, 376, 496, 593, 752, 992, 1186, 1457, 1504, 1984, 2372, 2914, 3008, 3968, 4744, 5828, 6016, 7936, 9488, 11656, 12032, 18383, 18976, 23312, 27871, 36766, 37952, 46624, 55742, 73532, 75904, 93248, 111484, 147064, 151808, 186496, 222968, 294128, 372992, 445936, 588256, 864001, 891872, 1176512, 1728002, 1783744, 2353024, 3456004, 3567488, 4706048, 6912008, 7134976, 13824016, 27648032, 55296064, 110592128, 221184256]

約数ペア:

[(1, 221184256), (2, 110592128), (4, 55296064), (8, 27648032), (16, 13824016), (31, 7134976), (32, 6912008), (47, 4706048), (62, 3567488), (64, 3456004), (94, 2353024), (124, 1783744), (128, 1728002), (188, 1176512), (248, 891872), (256, 864001), (376, 588256), (496, 445936), (593, 372992), (752, 294128), (992, 222968), (1186, 186496), (1457, 151808), (1504, 147064), (1984, 111484), (2372, 93248), (2914, 75904), (3008, 73532), (3968, 55742), (4744, 46624), (5828, 37952), (6016, 36766), (7936, 27871), (9488, 23312), (11656, 18976), (12032, 18383)]