155158640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21313}}^1$

素因数の和:21346

約数の個数: 80

約数和(自身を含む): 444013248

約数和(自身を除く): 288854608

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 21313, 42626, 85252, 106565, 149191, 170504, 213130, 277069, 298382, 341008, 426260, 554138, 596764, 745955, 852520, 1108276, 1193528, 1385345, 1491910, 1705040, 1939483, 2216552, 2387056, 2770690, 2983820, 3878966, 4433104, 5541380, 5967640, 7757932, 9697415, 11082760, 11935280, 15515864, 19394830, 22165520, 31031728, 38789660, 77579320, 155158640]

約数ペア:

[(1, 155158640), (2, 77579320), (4, 38789660), (5, 31031728), (7, 22165520), (8, 19394830), (10, 15515864), (13, 11935280), (14, 11082760), (16, 9697415), (20, 7757932), (26, 5967640), (28, 5541380), (35, 4433104), (40, 3878966), (52, 2983820), (56, 2770690), (65, 2387056), (70, 2216552), (80, 1939483), (91, 1705040), (104, 1491910), (112, 1385345), (130, 1193528), (140, 1108276), (182, 852520), (208, 745955), (260, 596764), (280, 554138), (364, 426260), (455, 341008), (520, 298382), (560, 277069), (728, 213130), (910, 170504), (1040, 149191), (1456, 106565), (1820, 85252), (3640, 42626), (7280, 21313)]