1993338240

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{45139}}^1$

素因数の和:45184

約数の個数: 128

約数和(自身を含む): 6630163200

約数和(自身を除く): 4636824960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 128, 138, 160, 184, 192, 230, 240, 276, 320, 345, 368, 384, 460, 480, 552, 640, 690, 736, 920, 960, 1104, 1380, 1472, 1840, 1920, 2208, 2760, 2944, 3680, 4416, 5520, 7360, 8832, 11040, 14720, 22080, 44160, 45139, 90278, 135417, 180556, 225695, 270834, 361112, 451390, 541668, 677085, 722224, 902780, 1038197, 1083336, 1354170, 1444448, 1805560, 2076394, 2166672, 2708340, 2888896, 3114591, 3611120, 4152788, 4333344, 5190985, 5416680, 5777792, 6229182, 7222240, 8305576, 8666688, 10381970, 10833360, 12458364, 14444480, 15572955, 16611152, 17333376, 20763940, 21666720, 24916728, 28888960, 31145910, 33222304, 41527880, 43333440, 49833456, 62291820, 66444608, 83055760, 86666880, 99666912, 124583640, 132889216, 166111520, 199333824, 249167280, 332223040, 398667648, 498334560, 664446080, 996669120, 1993338240]

約数ペア:

[(1, 1993338240), (2, 996669120), (3, 664446080), (4, 498334560), (5, 398667648), (6, 332223040), (8, 249167280), (10, 199333824), (12, 166111520), (15, 132889216), (16, 124583640), (20, 99666912), (23, 86666880), (24, 83055760), (30, 66444608), (32, 62291820), (40, 49833456), (46, 43333440), (48, 41527880), (60, 33222304), (64, 31145910), (69, 28888960), (80, 24916728), (92, 21666720), (96, 20763940), (115, 17333376), (120, 16611152), (128, 15572955), (138, 14444480), (160, 12458364), (184, 10833360), (192, 10381970), (230, 8666688), (240, 8305576), (276, 7222240), (320, 6229182), (345, 5777792), (368, 5416680), (384, 5190985), (460, 4333344), (480, 4152788), (552, 3611120), (640, 3114591), (690, 2888896), (736, 2708340), (920, 2166672), (960, 2076394), (1104, 1805560), (1380, 1444448), (1472, 1354170), (1840, 1083336), (1920, 1038197), (2208, 902780), (2760, 722224), (2944, 677085), (3680, 541668), (4416, 451390), (5520, 361112), (7360, 270834), (8832, 225695), (11040, 180556), (14720, 135417), (22080, 90278), (44160, 45139)]