2128462.00000000

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{347}}^1$

素因数の和:410

約数の個数: 128

約数和(自身を含む): 238533120

約数和(自身を除く): 149034880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 128, 130, 155, 160, 208, 248, 260, 310, 320, 347, 403, 416, 496, 520, 620, 640, 694, 806, 832, 992, 1040, 1240, 1388, 1612, 1664, 1735, 1984, 2015, 2080, 2480, 2776, 3224, 3470, 3968, 4030, 4160, 4511, 4960, 5552, 6448, 6940, 8060, 8320, 9022, 9920, 10757, 11104, 12896, 13880, 16120, 18044, 19840, 21514, 22208, 22555, 25792, 27760, 32240, 36088, 43028, 44416, 45110, 51584, 53785, 55520, 64480, 72176, 86056, 90220, 107570, 111040, 128960, 139841, 144352, 172112, 180440, 215140, 222080, 257920, 279682, 288704, 344224, 360880, 430280, 559364, 577408, 688448, 699205, 721760, 860560, 1118728, 1376896, 1398410, 1443520, 1721120, 2237456, 2796820, 2887040, 3442240, 4474912, 5593640, 6884480, 8949824, 11187280, 17899648, 22374560, 44749120, 89498240]

約数ペア:

[(1, 89498240), (2, 44749120), (4, 22374560), (5, 17899648), (8, 11187280), (10, 8949824), (13, 6884480), (16, 5593640), (20, 4474912), (26, 3442240), (31, 2887040), (32, 2796820), (40, 2237456), (52, 1721120), (62, 1443520), (64, 1398410), (65, 1376896), (80, 1118728), (104, 860560), (124, 721760), (128, 699205), (130, 688448), (155, 577408), (160, 559364), (208, 430280), (248, 360880), (260, 344224), (310, 288704), (320, 279682), (347, 257920), (403, 222080), (416, 215140), (496, 180440), (520, 172112), (620, 144352), (640, 139841), (694, 128960), (806, 111040), (832, 107570), (992, 90220), (1040, 86056), (1240, 72176), (1388, 64480), (1612, 55520), (1664, 53785), (1735, 51584), (1984, 45110), (2015, 44416), (2080, 43028), (2480, 36088), (2776, 32240), (3224, 27760), (3470, 25792), (3968, 22555), (4030, 22208), (4160, 21514), (4511, 19840), (4960, 18044), (5552, 16120), (6448, 13880), (6940, 12896), (8060, 11104), (8320, 10757), (9022, 9920)]