291340480

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{683}}^1$

素因数の和:774

約数の個数: 112

約数和(自身を含む): 733860864

約数和(自身を除く): 442520384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 43, 62, 64, 80, 86, 124, 155, 160, 172, 215, 248, 310, 320, 344, 430, 496, 620, 683, 688, 860, 992, 1240, 1333, 1366, 1376, 1720, 1984, 2480, 2666, 2732, 2752, 3415, 3440, 4960, 5332, 5464, 6665, 6830, 6880, 9920, 10664, 10928, 13330, 13660, 13760, 21173, 21328, 21856, 26660, 27320, 29369, 42346, 42656, 43712, 53320, 54640, 58738, 84692, 85312, 105865, 106640, 109280, 117476, 146845, 169384, 211730, 213280, 218560, 234952, 293690, 338768, 423460, 426560, 469904, 587380, 677536, 846920, 910439, 939808, 1174760, 1355072, 1693840, 1820878, 1879616, 2349520, 3387680, 3641756, 4552195, 4699040, 6775360, 7283512, 9104390, 9398080, 14567024, 18208780, 29134048, 36417560, 58268096, 72835120, 145670240, 291340480]

約数ペア:

[(1, 291340480), (2, 145670240), (4, 72835120), (5, 58268096), (8, 36417560), (10, 29134048), (16, 18208780), (20, 14567024), (31, 9398080), (32, 9104390), (40, 7283512), (43, 6775360), (62, 4699040), (64, 4552195), (80, 3641756), (86, 3387680), (124, 2349520), (155, 1879616), (160, 1820878), (172, 1693840), (215, 1355072), (248, 1174760), (310, 939808), (320, 910439), (344, 846920), (430, 677536), (496, 587380), (620, 469904), (683, 426560), (688, 423460), (860, 338768), (992, 293690), (1240, 234952), (1333, 218560), (1366, 213280), (1376, 211730), (1720, 169384), (1984, 146845), (2480, 117476), (2666, 109280), (2732, 106640), (2752, 105865), (3415, 85312), (3440, 84692), (4960, 58738), (5332, 54640), (5464, 53320), (6665, 43712), (6830, 42656), (6880, 42346), (9920, 29369), (10664, 27320), (10928, 26660), (13330, 21856), (13660, 21328), (13760, 21173)]