179703940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{373}}^1$

素因数の和:521

約数の個数: 96

約数和(自身を含む): 435425760

約数和(自身を除く): 255721820

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 109, 130, 170, 218, 221, 260, 340, 373, 436, 442, 545, 746, 884, 1090, 1105, 1417, 1492, 1853, 1865, 2180, 2210, 2834, 3706, 3730, 4420, 4849, 5668, 6341, 7085, 7412, 7460, 9265, 9698, 12682, 14170, 18530, 19396, 24089, 24245, 25364, 28340, 31705, 37060, 40657, 48178, 48490, 63410, 81314, 82433, 96356, 96980, 120445, 126820, 162628, 164866, 203285, 240890, 329732, 406570, 412165, 481780, 528541, 691169, 813140, 824330, 1057082, 1382338, 1648660, 2114164, 2642705, 2764676, 3455845, 5285410, 6911690, 8985197, 10570820, 13823380, 17970394, 35940788, 44925985, 89851970, 179703940]

約数ペア:

[(1, 179703940), (2, 89851970), (4, 44925985), (5, 35940788), (10, 17970394), (13, 13823380), (17, 10570820), (20, 8985197), (26, 6911690), (34, 5285410), (52, 3455845), (65, 2764676), (68, 2642705), (85, 2114164), (109, 1648660), (130, 1382338), (170, 1057082), (218, 824330), (221, 813140), (260, 691169), (340, 528541), (373, 481780), (436, 412165), (442, 406570), (545, 329732), (746, 240890), (884, 203285), (1090, 164866), (1105, 162628), (1417, 126820), (1492, 120445), (1853, 96980), (1865, 96356), (2180, 82433), (2210, 81314), (2834, 63410), (3706, 48490), (3730, 48178), (4420, 40657), (4849, 37060), (5668, 31705), (6341, 28340), (7085, 25364), (7412, 24245), (7460, 24089), (9265, 19396), (9698, 18530), (12682, 14170)]