216775920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{227}}^1$

素因数の和:439

約数の個数: 160

約数和(自身を含む): 708383232

約数和(自身を除く): 491607312

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 173, 184, 227, 230, 240, 276, 345, 346, 368, 454, 460, 519, 552, 681, 690, 692, 865, 908, 920, 1038, 1104, 1135, 1362, 1380, 1384, 1730, 1816, 1840, 2076, 2270, 2595, 2724, 2760, 2768, 3405, 3460, 3632, 3979, 4152, 4540, 5190, 5221, 5448, 5520, 6810, 6920, 7958, 8304, 9080, 10380, 10442, 10896, 11937, 13620, 13840, 15663, 15916, 18160, 19895, 20760, 20884, 23874, 26105, 27240, 31326, 31832, 39271, 39790, 41520, 41768, 47748, 52210, 54480, 59685, 62652, 63664, 78315, 78542, 79580, 83536, 95496, 104420, 117813, 119370, 125304, 156630, 157084, 159160, 190992, 196355, 208840, 235626, 238740, 250608, 313260, 314168, 318320, 392710, 417680, 471252, 477480, 589065, 626520, 628336, 785420, 903233, 942504, 954960, 1178130, 1253040, 1570840, 1806466, 1885008, 2356260, 2709699, 3141680, 3612932, 4516165, 4712520, 5419398, 7225864, 9032330, 9425040, 10838796, 13548495, 14451728, 18064660, 21677592, 27096990, 36129320, 43355184, 54193980, 72258640, 108387960, 216775920]

約数ペア:

[(1, 216775920), (2, 108387960), (3, 72258640), (4, 54193980), (5, 43355184), (6, 36129320), (8, 27096990), (10, 21677592), (12, 18064660), (15, 14451728), (16, 13548495), (20, 10838796), (23, 9425040), (24, 9032330), (30, 7225864), (40, 5419398), (46, 4712520), (48, 4516165), (60, 3612932), (69, 3141680), (80, 2709699), (92, 2356260), (115, 1885008), (120, 1806466), (138, 1570840), (173, 1253040), (184, 1178130), (227, 954960), (230, 942504), (240, 903233), (276, 785420), (345, 628336), (346, 626520), (368, 589065), (454, 477480), (460, 471252), (519, 417680), (552, 392710), (681, 318320), (690, 314168), (692, 313260), (865, 250608), (908, 238740), (920, 235626), (1038, 208840), (1104, 196355), (1135, 190992), (1362, 159160), (1380, 157084), (1384, 156630), (1730, 125304), (1816, 119370), (1840, 117813), (2076, 104420), (2270, 95496), (2595, 83536), (2724, 79580), (2760, 78542), (2768, 78315), (3405, 63664), (3460, 62652), (3632, 59685), (3979, 54480), (4152, 52210), (4540, 47748), (5190, 41768), (5221, 41520), (5448, 39790), (5520, 39271), (6810, 31832), (6920, 31326), (7958, 27240), (8304, 26105), (9080, 23874), (10380, 20884), (10442, 20760), (10896, 19895), (11937, 18160), (13620, 15916), (13840, 15663)]