42519720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1097}}^1$

素因数の和:1147

約数の個数: 128

約数和(自身を含む): 142300800

約数和(自身を除く): 99781080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 19, 20, 24, 30, 34, 38, 40, 51, 57, 60, 68, 76, 85, 95, 102, 114, 120, 136, 152, 170, 190, 204, 228, 255, 285, 323, 340, 380, 408, 456, 510, 570, 646, 680, 760, 969, 1020, 1097, 1140, 1292, 1615, 1938, 2040, 2194, 2280, 2584, 3230, 3291, 3876, 4388, 4845, 5485, 6460, 6582, 7752, 8776, 9690, 10970, 12920, 13164, 16455, 18649, 19380, 20843, 21940, 26328, 32910, 37298, 38760, 41686, 43880, 55947, 62529, 65820, 74596, 83372, 93245, 104215, 111894, 125058, 131640, 149192, 166744, 186490, 208430, 223788, 250116, 279735, 312645, 354331, 372980, 416860, 447576, 500232, 559470, 625290, 708662, 745960, 833720, 1062993, 1118940, 1250580, 1417324, 1771655, 2125986, 2237880, 2501160, 2834648, 3543310, 4251972, 5314965, 7086620, 8503944, 10629930, 14173240, 21259860, 42519720]

約数ペア:

[(1, 42519720), (2, 21259860), (3, 14173240), (4, 10629930), (5, 8503944), (6, 7086620), (8, 5314965), (10, 4251972), (12, 3543310), (15, 2834648), (17, 2501160), (19, 2237880), (20, 2125986), (24, 1771655), (30, 1417324), (34, 1250580), (38, 1118940), (40, 1062993), (51, 833720), (57, 745960), (60, 708662), (68, 625290), (76, 559470), (85, 500232), (95, 447576), (102, 416860), (114, 372980), (120, 354331), (136, 312645), (152, 279735), (170, 250116), (190, 223788), (204, 208430), (228, 186490), (255, 166744), (285, 149192), (323, 131640), (340, 125058), (380, 111894), (408, 104215), (456, 93245), (510, 83372), (570, 74596), (646, 65820), (680, 62529), (760, 55947), (969, 43880), (1020, 41686), (1097, 38760), (1140, 37298), (1292, 32910), (1615, 26328), (1938, 21940), (2040, 20843), (2194, 19380), (2280, 18649), (2584, 16455), (3230, 13164), (3291, 12920), (3876, 10970), (4388, 9690), (4845, 8776), (5485, 7752), (6460, 6582)]