320414040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{653}}^1$

素因数の和:746

約数の個数: 192

約数和(自身を含む): 1101859200

約数和(自身を除く): 781445160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 29, 30, 36, 40, 45, 47, 58, 60, 72, 87, 90, 94, 116, 120, 141, 145, 174, 180, 188, 232, 235, 261, 282, 290, 348, 360, 376, 423, 435, 470, 522, 564, 580, 653, 696, 705, 846, 870, 940, 1044, 1128, 1160, 1305, 1306, 1363, 1410, 1692, 1740, 1880, 1959, 2088, 2115, 2610, 2612, 2726, 2820, 3265, 3384, 3480, 3918, 4089, 4230, 5220, 5224, 5452, 5640, 5877, 6530, 6815, 7836, 8178, 8460, 9795, 10440, 10904, 11754, 12267, 13060, 13630, 15672, 16356, 16920, 18937, 19590, 20445, 23508, 24534, 26120, 27260, 29385, 30691, 32712, 37874, 39180, 40890, 47016, 49068, 54520, 56811, 58770, 61335, 61382, 75748, 78360, 81780, 92073, 94685, 98136, 113622, 117540, 122670, 122764, 151496, 153455, 163560, 170433, 184146, 189370, 227244, 235080, 245340, 245528, 276219, 284055, 306910, 340866, 368292, 378740, 454488, 460365, 490680, 552438, 568110, 613820, 681732, 736584, 757480, 852165, 890039, 920730, 1104876, 1136220, 1227640, 1363464, 1381095, 1704330, 1780078, 1841460, 2209752, 2272440, 2670117, 2762190, 3408660, 3560156, 3682920, 4450195, 5340234, 5524380, 6817320, 7120312, 8010351, 8900390, 10680468, 11048760, 13350585, 16020702, 17800780, 21360936, 26701170, 32041404, 35601560, 40051755, 53402340, 64082808, 80103510, 106804680, 160207020, 320414040]

約数ペア:

[(1, 320414040), (2, 160207020), (3, 106804680), (4, 80103510), (5, 64082808), (6, 53402340), (8, 40051755), (9, 35601560), (10, 32041404), (12, 26701170), (15, 21360936), (18, 17800780), (20, 16020702), (24, 13350585), (29, 11048760), (30, 10680468), (36, 8900390), (40, 8010351), (45, 7120312), (47, 6817320), (58, 5524380), (60, 5340234), (72, 4450195), (87, 3682920), (90, 3560156), (94, 3408660), (116, 2762190), (120, 2670117), (141, 2272440), (145, 2209752), (174, 1841460), (180, 1780078), (188, 1704330), (232, 1381095), (235, 1363464), (261, 1227640), (282, 1136220), (290, 1104876), (348, 920730), (360, 890039), (376, 852165), (423, 757480), (435, 736584), (470, 681732), (522, 613820), (564, 568110), (580, 552438), (653, 490680), (696, 460365), (705, 454488), (846, 378740), (870, 368292), (940, 340866), (1044, 306910), (1128, 284055), (1160, 276219), (1305, 245528), (1306, 245340), (1363, 235080), (1410, 227244), (1692, 189370), (1740, 184146), (1880, 170433), (1959, 163560), (2088, 153455), (2115, 151496), (2610, 122764), (2612, 122670), (2726, 117540), (2820, 113622), (3265, 98136), (3384, 94685), (3480, 92073), (3918, 81780), (4089, 78360), (4230, 75748), (5220, 61382), (5224, 61335), (5452, 58770), (5640, 56811), (5877, 54520), (6530, 49068), (6815, 47016), (7836, 40890), (8178, 39180), (8460, 37874), (9795, 32712), (10440, 30691), (10904, 29385), (11754, 27260), (12267, 26120), (13060, 24534), (13630, 23508), (15672, 20445), (16356, 19590), (16920, 18937)]