421200000040

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{571}}^1\times {\mathrm{4919}}^1$

素因数の和:5687

約数の個数: 128

約数和(自身を含む): 996916377600

約数和(自身を除く): 575716377560

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 163, 184, 230, 326, 460, 571, 652, 815, 920, 1142, 1304, 1630, 2284, 2855, 3260, 3749, 4568, 4919, 5710, 6520, 7498, 9838, 11420, 13133, 14996, 18745, 19676, 22840, 24595, 26266, 29992, 37490, 39352, 49190, 52532, 65665, 74980, 93073, 98380, 105064, 113137, 131330, 149960, 186146, 196760, 226274, 262660, 372292, 452548, 465365, 525320, 565685, 744584, 801797, 905096, 930730, 1131370, 1603594, 1861460, 2140679, 2262740, 2808749, 3207188, 3722920, 4008985, 4281358, 4525480, 5617498, 6414376, 8017970, 8562716, 10703395, 11234996, 14043745, 16035940, 17125432, 18441331, 21406790, 22469992, 28087490, 32071880, 36882662, 42813580, 56174980, 64601227, 73765324, 85627160, 92206655, 112349960, 129202454, 147530648, 184413310, 258404908, 323006135, 368826620, 457826087, 516809816, 646012270, 737653240, 915652174, 1292024540, 1831304348, 2289130435, 2584049080, 3662608696, 4578260870, 9156521740, 10530000001, 18313043480, 21060000002, 42120000004, 52650000005, 84240000008, 105300000010, 210600000020, 421200000040]

約数ペア:

[(1, 421200000040), (2, 210600000020), (4, 105300000010), (5, 84240000008), (8, 52650000005), (10, 42120000004), (20, 21060000002), (23, 18313043480), (40, 10530000001), (46, 9156521740), (92, 4578260870), (115, 3662608696), (163, 2584049080), (184, 2289130435), (230, 1831304348), (326, 1292024540), (460, 915652174), (571, 737653240), (652, 646012270), (815, 516809816), (920, 457826087), (1142, 368826620), (1304, 323006135), (1630, 258404908), (2284, 184413310), (2855, 147530648), (3260, 129202454), (3749, 112349960), (4568, 92206655), (4919, 85627160), (5710, 73765324), (6520, 64601227), (7498, 56174980), (9838, 42813580), (11420, 36882662), (13133, 32071880), (14996, 28087490), (18745, 22469992), (19676, 21406790), (22840, 18441331), (24595, 17125432), (26266, 16035940), (29992, 14043745), (37490, 11234996), (39352, 10703395), (49190, 8562716), (52532, 8017970), (65665, 6414376), (74980, 5617498), (93073, 4525480), (98380, 4281358), (105064, 4008985), (113137, 3722920), (131330, 3207188), (149960, 2808749), (186146, 2262740), (196760, 2140679), (226274, 1861460), (262660, 1603594), (372292, 1131370), (452548, 930730), (465365, 905096), (525320, 801797), (565685, 744584)]