252377320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{11287}}^1$

素因数の和:11354

約数の個数: 64

約数和(自身を含む): 625806720

約数和(自身を除く): 373429400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 43, 52, 65, 86, 104, 130, 172, 215, 260, 344, 430, 520, 559, 860, 1118, 1720, 2236, 2795, 4472, 5590, 11180, 11287, 22360, 22574, 45148, 56435, 90296, 112870, 146731, 225740, 293462, 451480, 485341, 586924, 733655, 970682, 1173848, 1467310, 1941364, 2426705, 2934620, 3882728, 4853410, 5869240, 6309433, 9706820, 12618866, 19413640, 25237732, 31547165, 50475464, 63094330, 126188660, 252377320]

約数ペア:

[(1, 252377320), (2, 126188660), (4, 63094330), (5, 50475464), (8, 31547165), (10, 25237732), (13, 19413640), (20, 12618866), (26, 9706820), (40, 6309433), (43, 5869240), (52, 4853410), (65, 3882728), (86, 2934620), (104, 2426705), (130, 1941364), (172, 1467310), (215, 1173848), (260, 970682), (344, 733655), (430, 586924), (520, 485341), (559, 451480), (860, 293462), (1118, 225740), (1720, 146731), (2236, 112870), (2795, 90296), (4472, 56435), (5590, 45148), (11180, 22574), (11287, 22360)]