30999400

素因数分解:

$2^3\times 5^2\times {\mathrm{23}}^2\times {\mathrm{293}}^1$

素因数の和:355

約数の個数: 72

約数和(自身を含む): 75600630

約数和(自身を除く): 44601230

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 46, 50, 92, 100, 115, 184, 200, 230, 293, 460, 529, 575, 586, 920, 1058, 1150, 1172, 1465, 2116, 2300, 2344, 2645, 2930, 4232, 4600, 5290, 5860, 6739, 7325, 10580, 11720, 13225, 13478, 14650, 21160, 26450, 26956, 29300, 33695, 52900, 53912, 58600, 67390, 105800, 134780, 154997, 168475, 269560, 309994, 336950, 619988, 673900, 774985, 1239976, 1347800, 1549970, 3099940, 3874925, 6199880, 7749850, 15499700, 30999400]

約数ペア:

[(1, 30999400), (2, 15499700), (4, 7749850), (5, 6199880), (8, 3874925), (10, 3099940), (20, 1549970), (23, 1347800), (25, 1239976), (40, 774985), (46, 673900), (50, 619988), (92, 336950), (100, 309994), (115, 269560), (184, 168475), (200, 154997), (230, 134780), (293, 105800), (460, 67390), (529, 58600), (575, 53912), (586, 52900), (920, 33695), (1058, 29300), (1150, 26956), (1172, 26450), (1465, 21160), (2116, 14650), (2300, 13478), (2344, 13225), (2645, 11720), (2930, 10580), (4232, 7325), (4600, 6739), (5290, 5860)]