1820128440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{9187}}^1$

素因数の和:9341

約数の個数: 128

約数和(自身を含む): 5927362560

約数和(自身を除く): 4107234120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 127, 130, 156, 195, 254, 260, 312, 381, 390, 508, 520, 635, 762, 780, 1016, 1270, 1524, 1560, 1651, 1905, 2540, 3048, 3302, 3810, 4953, 5080, 6604, 7620, 8255, 9187, 9906, 13208, 15240, 16510, 18374, 19812, 24765, 27561, 33020, 36748, 39624, 45935, 49530, 55122, 66040, 73496, 91870, 99060, 110244, 119431, 137805, 183740, 198120, 220488, 238862, 275610, 358293, 367480, 477724, 551220, 597155, 716586, 955448, 1102440, 1166749, 1194310, 1433172, 1791465, 2333498, 2388620, 2866344, 3500247, 3582930, 4666996, 4777240, 5833745, 7000494, 7165860, 9333992, 11667490, 14000988, 14331720, 15167737, 17501235, 23334980, 28001976, 30335474, 35002470, 45503211, 46669960, 60670948, 70004940, 75838685, 91006422, 121341896, 140009880, 151677370, 182012844, 227516055, 303354740, 364025688, 455032110, 606709480, 910064220, 1820128440]

約数ペア:

[(1, 1820128440), (2, 910064220), (3, 606709480), (4, 455032110), (5, 364025688), (6, 303354740), (8, 227516055), (10, 182012844), (12, 151677370), (13, 140009880), (15, 121341896), (20, 91006422), (24, 75838685), (26, 70004940), (30, 60670948), (39, 46669960), (40, 45503211), (52, 35002470), (60, 30335474), (65, 28001976), (78, 23334980), (104, 17501235), (120, 15167737), (127, 14331720), (130, 14000988), (156, 11667490), (195, 9333992), (254, 7165860), (260, 7000494), (312, 5833745), (381, 4777240), (390, 4666996), (508, 3582930), (520, 3500247), (635, 2866344), (762, 2388620), (780, 2333498), (1016, 1791465), (1270, 1433172), (1524, 1194310), (1560, 1166749), (1651, 1102440), (1905, 955448), (2540, 716586), (3048, 597155), (3302, 551220), (3810, 477724), (4953, 367480), (5080, 358293), (6604, 275610), (7620, 238862), (8255, 220488), (9187, 198120), (9906, 183740), (13208, 137805), (15240, 119431), (16510, 110244), (18374, 99060), (19812, 91870), (24765, 73496), (27561, 66040), (33020, 55122), (36748, 49530), (39624, 45935)]