163415980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:264

約数の個数: 144

約数和(自身を含む): 437584896

約数和(自身を除く): 274168916

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 101, 127, 130, 140, 182, 196, 202, 245, 254, 260, 364, 404, 455, 490, 505, 508, 635, 637, 707, 889, 910, 980, 1010, 1270, 1274, 1313, 1414, 1651, 1778, 1820, 2020, 2540, 2548, 2626, 2828, 3185, 3302, 3535, 3556, 4445, 4949, 5252, 6223, 6370, 6565, 6604, 7070, 8255, 8890, 9191, 9898, 11557, 12446, 12740, 12827, 13130, 14140, 16510, 17780, 18382, 19796, 23114, 24745, 24892, 25654, 26260, 31115, 33020, 36764, 45955, 46228, 49490, 51308, 57785, 62230, 64135, 64337, 80899, 89789, 91910, 98980, 115570, 124460, 128270, 128674, 161798, 166751, 179578, 183820, 231140, 256540, 257348, 321685, 323596, 333502, 359156, 404495, 448945, 628523, 643370, 667004, 808990, 833755, 897890, 1167257, 1257046, 1286740, 1617980, 1667510, 1795780, 2334514, 2514092, 3142615, 3335020, 4669028, 5836285, 6285230, 8170799, 11672570, 12570460, 16341598, 23345140, 32683196, 40853995, 81707990, 163415980]

約数ペア:

[(1, 163415980), (2, 81707990), (4, 40853995), (5, 32683196), (7, 23345140), (10, 16341598), (13, 12570460), (14, 11672570), (20, 8170799), (26, 6285230), (28, 5836285), (35, 4669028), (49, 3335020), (52, 3142615), (65, 2514092), (70, 2334514), (91, 1795780), (98, 1667510), (101, 1617980), (127, 1286740), (130, 1257046), (140, 1167257), (182, 897890), (196, 833755), (202, 808990), (245, 667004), (254, 643370), (260, 628523), (364, 448945), (404, 404495), (455, 359156), (490, 333502), (505, 323596), (508, 321685), (635, 257348), (637, 256540), (707, 231140), (889, 183820), (910, 179578), (980, 166751), (1010, 161798), (1270, 128674), (1274, 128270), (1313, 124460), (1414, 115570), (1651, 98980), (1778, 91910), (1820, 89789), (2020, 80899), (2540, 64337), (2548, 64135), (2626, 62230), (2828, 57785), (3185, 51308), (3302, 49490), (3535, 46228), (3556, 45955), (4445, 36764), (4949, 33020), (5252, 31115), (6223, 26260), (6370, 25654), (6565, 24892), (6604, 24745), (7070, 23114), (8255, 19796), (8890, 18382), (9191, 17780), (9898, 16510), (11557, 14140), (12446, 13130), (12740, 12827)]