81763620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{331}}^1$

素因数の和:545

約数の個数: 96

約数和(自身を含む): 240952320

約数和(自身を除く): 159188700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 179, 230, 276, 331, 345, 358, 460, 537, 662, 690, 716, 895, 993, 1074, 1324, 1380, 1655, 1790, 1986, 2148, 2685, 3310, 3580, 3972, 4117, 4965, 5370, 6620, 7613, 8234, 9930, 10740, 12351, 15226, 16468, 19860, 20585, 22839, 24702, 30452, 38065, 41170, 45678, 49404, 59249, 61755, 76130, 82340, 91356, 114195, 118498, 123510, 152260, 177747, 228390, 236996, 247020, 296245, 355494, 456780, 592490, 710988, 888735, 1184980, 1362727, 1777470, 2725454, 3554940, 4088181, 5450908, 6813635, 8176362, 13627270, 16352724, 20440905, 27254540, 40881810, 81763620]

約数ペア:

[(1, 81763620), (2, 40881810), (3, 27254540), (4, 20440905), (5, 16352724), (6, 13627270), (10, 8176362), (12, 6813635), (15, 5450908), (20, 4088181), (23, 3554940), (30, 2725454), (46, 1777470), (60, 1362727), (69, 1184980), (92, 888735), (115, 710988), (138, 592490), (179, 456780), (230, 355494), (276, 296245), (331, 247020), (345, 236996), (358, 228390), (460, 177747), (537, 152260), (662, 123510), (690, 118498), (716, 114195), (895, 91356), (993, 82340), (1074, 76130), (1324, 61755), (1380, 59249), (1655, 49404), (1790, 45678), (1986, 41170), (2148, 38065), (2685, 30452), (3310, 24702), (3580, 22839), (3972, 20585), (4117, 19860), (4965, 16468), (5370, 15226), (6620, 12351), (7613, 10740), (8234, 9930)]