215551680

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7243}}^1$

素因数の和:7294

約数の個数: 112

約数和(自身を含む): 706550784

約数和(自身を除く): 490999104

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 155, 160, 186, 192, 240, 248, 310, 320, 372, 465, 480, 496, 620, 744, 930, 960, 992, 1240, 1488, 1860, 1984, 2480, 2976, 3720, 4960, 5952, 7243, 7440, 9920, 14486, 14880, 21729, 28972, 29760, 36215, 43458, 57944, 72430, 86916, 108645, 115888, 144860, 173832, 217290, 224533, 231776, 289720, 347664, 434580, 449066, 463552, 579440, 673599, 695328, 869160, 898132, 1122665, 1158880, 1347198, 1390656, 1738320, 1796264, 2245330, 2317760, 2694396, 3367995, 3476640, 3592528, 4490660, 5388792, 6735990, 6953280, 7185056, 8981320, 10777584, 13471980, 14370112, 17962640, 21555168, 26943960, 35925280, 43110336, 53887920, 71850560, 107775840, 215551680]

約数ペア:

[(1, 215551680), (2, 107775840), (3, 71850560), (4, 53887920), (5, 43110336), (6, 35925280), (8, 26943960), (10, 21555168), (12, 17962640), (15, 14370112), (16, 13471980), (20, 10777584), (24, 8981320), (30, 7185056), (31, 6953280), (32, 6735990), (40, 5388792), (48, 4490660), (60, 3592528), (62, 3476640), (64, 3367995), (80, 2694396), (93, 2317760), (96, 2245330), (120, 1796264), (124, 1738320), (155, 1390656), (160, 1347198), (186, 1158880), (192, 1122665), (240, 898132), (248, 869160), (310, 695328), (320, 673599), (372, 579440), (465, 463552), (480, 449066), (496, 434580), (620, 347664), (744, 289720), (930, 231776), (960, 224533), (992, 217290), (1240, 173832), (1488, 144860), (1860, 115888), (1984, 108645), (2480, 86916), (2976, 72430), (3720, 57944), (4960, 43458), (5952, 36215), (7243, 29760), (7440, 28972), (9920, 21729), (14486, 14880)]