28601370

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{409}}^1$

素因数の和:469

約数の個数: 128

約数和(自身を含む): 89740800

約数和(自身を除く): 61139430

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 37, 42, 45, 54, 63, 70, 74, 90, 105, 111, 126, 135, 185, 189, 210, 222, 259, 270, 315, 333, 370, 378, 409, 518, 555, 630, 666, 777, 818, 945, 999, 1110, 1227, 1295, 1554, 1665, 1890, 1998, 2045, 2331, 2454, 2590, 2863, 3330, 3681, 3885, 4090, 4662, 4995, 5726, 6135, 6993, 7362, 7770, 8589, 9990, 11043, 11655, 12270, 13986, 14315, 15133, 17178, 18405, 22086, 23310, 25767, 28630, 30266, 34965, 36810, 42945, 45399, 51534, 55215, 69930, 75665, 77301, 85890, 90798, 105931, 110430, 128835, 136197, 151330, 154602, 211862, 226995, 257670, 272394, 317793, 386505, 408591, 453990, 529655, 635586, 680985, 773010, 817182, 953379, 1059310, 1361970, 1588965, 1906758, 2042955, 2860137, 3177930, 4085910, 4766895, 5720274, 9533790, 14300685, 28601370]

約数ペア:

[(1, 28601370), (2, 14300685), (3, 9533790), (5, 5720274), (6, 4766895), (7, 4085910), (9, 3177930), (10, 2860137), (14, 2042955), (15, 1906758), (18, 1588965), (21, 1361970), (27, 1059310), (30, 953379), (35, 817182), (37, 773010), (42, 680985), (45, 635586), (54, 529655), (63, 453990), (70, 408591), (74, 386505), (90, 317793), (105, 272394), (111, 257670), (126, 226995), (135, 211862), (185, 154602), (189, 151330), (210, 136197), (222, 128835), (259, 110430), (270, 105931), (315, 90798), (333, 85890), (370, 77301), (378, 75665), (409, 69930), (518, 55215), (555, 51534), (630, 45399), (666, 42945), (777, 36810), (818, 34965), (945, 30266), (999, 28630), (1110, 25767), (1227, 23310), (1295, 22086), (1554, 18405), (1665, 17178), (1890, 15133), (1998, 14315), (2045, 13986), (2331, 12270), (2454, 11655), (2590, 11043), (2863, 9990), (3330, 8589), (3681, 7770), (3885, 7362), (4090, 6993), (4662, 6135), (4995, 5726)]