1335040

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{149}}^1$

素因数の和:177

約数の個数: 72

約数和(自身を含む): 3679200

約数和(自身を除く): 2344160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 149, 160, 224, 256, 280, 298, 320, 448, 560, 596, 640, 745, 896, 1043, 1120, 1192, 1280, 1490, 1792, 2086, 2240, 2384, 2980, 4172, 4480, 4768, 5215, 5960, 8344, 8960, 9536, 10430, 11920, 16688, 19072, 20860, 23840, 33376, 38144, 41720, 47680, 66752, 83440, 95360, 133504, 166880, 190720, 267008, 333760, 667520, 1335040]

約数ペア:

[(1, 1335040), (2, 667520), (4, 333760), (5, 267008), (7, 190720), (8, 166880), (10, 133504), (14, 95360), (16, 83440), (20, 66752), (28, 47680), (32, 41720), (35, 38144), (40, 33376), (56, 23840), (64, 20860), (70, 19072), (80, 16688), (112, 11920), (128, 10430), (140, 9536), (149, 8960), (160, 8344), (224, 5960), (256, 5215), (280, 4768), (298, 4480), (320, 4172), (448, 2980), (560, 2384), (596, 2240), (640, 2086), (745, 1792), (896, 1490), (1043, 1280), (1120, 1192)]