345940160

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{811}}^1$

素因数の和:902

約数の個数: 112

約数和(自身を含む): 871191552

約数和(自身を除く): 525251392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 43, 62, 64, 80, 86, 124, 155, 160, 172, 215, 248, 310, 320, 344, 430, 496, 620, 688, 811, 860, 992, 1240, 1333, 1376, 1622, 1720, 1984, 2480, 2666, 2752, 3244, 3440, 4055, 4960, 5332, 6488, 6665, 6880, 8110, 9920, 10664, 12976, 13330, 13760, 16220, 21328, 25141, 25952, 26660, 32440, 34873, 42656, 50282, 51904, 53320, 64880, 69746, 85312, 100564, 106640, 125705, 129760, 139492, 174365, 201128, 213280, 251410, 259520, 278984, 348730, 402256, 426560, 502820, 557968, 697460, 804512, 1005640, 1081063, 1115936, 1394920, 1609024, 2011280, 2162126, 2231872, 2789840, 4022560, 4324252, 5405315, 5579680, 8045120, 8648504, 10810630, 11159360, 17297008, 21621260, 34594016, 43242520, 69188032, 86485040, 172970080, 345940160]

約数ペア:

[(1, 345940160), (2, 172970080), (4, 86485040), (5, 69188032), (8, 43242520), (10, 34594016), (16, 21621260), (20, 17297008), (31, 11159360), (32, 10810630), (40, 8648504), (43, 8045120), (62, 5579680), (64, 5405315), (80, 4324252), (86, 4022560), (124, 2789840), (155, 2231872), (160, 2162126), (172, 2011280), (215, 1609024), (248, 1394920), (310, 1115936), (320, 1081063), (344, 1005640), (430, 804512), (496, 697460), (620, 557968), (688, 502820), (811, 426560), (860, 402256), (992, 348730), (1240, 278984), (1333, 259520), (1376, 251410), (1622, 213280), (1720, 201128), (1984, 174365), (2480, 139492), (2666, 129760), (2752, 125705), (3244, 106640), (3440, 100564), (4055, 85312), (4960, 69746), (5332, 64880), (6488, 53320), (6665, 51904), (6880, 50282), (8110, 42656), (9920, 34873), (10664, 32440), (12976, 26660), (13330, 25952), (13760, 25141), (16220, 21328)]