104080640

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:156

約数の個数: 144

約数和(自身を含む): 267649536

約数和(自身を除く): 163568896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 43, 61, 62, 64, 80, 86, 122, 124, 128, 155, 160, 172, 215, 244, 248, 256, 305, 310, 320, 344, 430, 488, 496, 610, 620, 640, 688, 860, 976, 992, 1220, 1240, 1280, 1333, 1376, 1720, 1891, 1952, 1984, 2440, 2480, 2623, 2666, 2752, 3440, 3782, 3904, 3968, 4880, 4960, 5246, 5332, 5504, 6665, 6880, 7564, 7808, 7936, 9455, 9760, 9920, 10492, 10664, 11008, 13115, 13330, 13760, 15128, 15616, 18910, 19520, 19840, 20984, 21328, 26230, 26660, 27520, 30256, 37820, 39040, 39680, 41968, 42656, 52460, 53320, 55040, 60512, 75640, 78080, 81313, 83936, 85312, 104920, 106640, 121024, 151280, 162626, 167872, 170624, 209840, 213280, 242048, 302560, 325252, 335744, 341248, 406565, 419680, 426560, 484096, 605120, 650504, 671488, 813130, 839360, 853120, 1210240, 1301008, 1626260, 1678720, 1706240, 2420480, 2602016, 3252520, 3357440, 5204032, 6505040, 10408064, 13010080, 20816128, 26020160, 52040320, 104080640]

約数ペア:

[(1, 104080640), (2, 52040320), (4, 26020160), (5, 20816128), (8, 13010080), (10, 10408064), (16, 6505040), (20, 5204032), (31, 3357440), (32, 3252520), (40, 2602016), (43, 2420480), (61, 1706240), (62, 1678720), (64, 1626260), (80, 1301008), (86, 1210240), (122, 853120), (124, 839360), (128, 813130), (155, 671488), (160, 650504), (172, 605120), (215, 484096), (244, 426560), (248, 419680), (256, 406565), (305, 341248), (310, 335744), (320, 325252), (344, 302560), (430, 242048), (488, 213280), (496, 209840), (610, 170624), (620, 167872), (640, 162626), (688, 151280), (860, 121024), (976, 106640), (992, 104920), (1220, 85312), (1240, 83936), (1280, 81313), (1333, 78080), (1376, 75640), (1720, 60512), (1891, 55040), (1952, 53320), (1984, 52460), (2440, 42656), (2480, 41968), (2623, 39680), (2666, 39040), (2752, 37820), (3440, 30256), (3782, 27520), (3904, 26660), (3968, 26230), (4880, 21328), (4960, 20984), (5246, 19840), (5332, 19520), (5504, 18910), (6665, 15616), (6880, 15128), (7564, 13760), (7808, 13330), (7936, 13115), (9455, 11008), (9760, 10664), (9920, 10492)]