1391317840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1297}}^1$

素因数の和:1397

約数の個数: 160

約数和(自身を含む): 3754688256

約数和(自身を除く): 2363370416

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 53, 55, 80, 88, 92, 106, 110, 115, 176, 184, 212, 220, 230, 253, 265, 368, 424, 440, 460, 506, 530, 583, 848, 880, 920, 1012, 1060, 1166, 1219, 1265, 1297, 1840, 2024, 2120, 2332, 2438, 2530, 2594, 2915, 4048, 4240, 4664, 4876, 5060, 5188, 5830, 6095, 6485, 9328, 9752, 10120, 10376, 11660, 12190, 12970, 13409, 14267, 19504, 20240, 20752, 23320, 24380, 25940, 26818, 28534, 29831, 46640, 48760, 51880, 53636, 57068, 59662, 67045, 68741, 71335, 97520, 103760, 107272, 114136, 119324, 134090, 137482, 142670, 149155, 214544, 228272, 238648, 268180, 274964, 285340, 298310, 328141, 343705, 477296, 536360, 549928, 570680, 596620, 656282, 687410, 756151, 1072720, 1099856, 1141360, 1193240, 1312564, 1374820, 1512302, 1581043, 1640705, 2386480, 2625128, 2749640, 3024604, 3162086, 3281410, 3780755, 5250256, 5499280, 6049208, 6324172, 6562820, 7561510, 7905215, 12098416, 12648344, 13125640, 15123020, 15810430, 17391473, 25296688, 26251280, 30246040, 31620860, 34782946, 60492080, 63241720, 69565892, 86957365, 126483440, 139131784, 173914730, 278263568, 347829460, 695658920, 1391317840]

約数ペア:

[(1, 1391317840), (2, 695658920), (4, 347829460), (5, 278263568), (8, 173914730), (10, 139131784), (11, 126483440), (16, 86957365), (20, 69565892), (22, 63241720), (23, 60492080), (40, 34782946), (44, 31620860), (46, 30246040), (53, 26251280), (55, 25296688), (80, 17391473), (88, 15810430), (92, 15123020), (106, 13125640), (110, 12648344), (115, 12098416), (176, 7905215), (184, 7561510), (212, 6562820), (220, 6324172), (230, 6049208), (253, 5499280), (265, 5250256), (368, 3780755), (424, 3281410), (440, 3162086), (460, 3024604), (506, 2749640), (530, 2625128), (583, 2386480), (848, 1640705), (880, 1581043), (920, 1512302), (1012, 1374820), (1060, 1312564), (1166, 1193240), (1219, 1141360), (1265, 1099856), (1297, 1072720), (1840, 756151), (2024, 687410), (2120, 656282), (2332, 596620), (2438, 570680), (2530, 549928), (2594, 536360), (2915, 477296), (4048, 343705), (4240, 328141), (4664, 298310), (4876, 285340), (5060, 274964), (5188, 268180), (5830, 238648), (6095, 228272), (6485, 214544), (9328, 149155), (9752, 142670), (10120, 137482), (10376, 134090), (11660, 119324), (12190, 114136), (12970, 107272), (13409, 103760), (14267, 97520), (19504, 71335), (20240, 68741), (20752, 67045), (23320, 59662), (24380, 57068), (25940, 53636), (26818, 51880), (28534, 48760), (29831, 46640)]