154567280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1$

素因数の和:311

約数の個数: 160

約数和(自身を含む): 440448000

約数和(自身を除く): 285880720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 73, 76, 80, 95, 112, 133, 140, 146, 152, 190, 199, 266, 280, 292, 304, 365, 380, 398, 511, 532, 560, 584, 665, 730, 760, 796, 995, 1022, 1064, 1168, 1330, 1387, 1393, 1460, 1520, 1592, 1990, 2044, 2128, 2555, 2660, 2774, 2786, 2920, 3184, 3781, 3980, 4088, 5110, 5320, 5548, 5572, 5840, 6935, 6965, 7562, 7960, 8176, 9709, 10220, 10640, 11096, 11144, 13870, 13930, 14527, 15124, 15920, 18905, 19418, 20440, 22192, 22288, 26467, 27740, 27860, 29054, 30248, 37810, 38836, 40880, 48545, 52934, 55480, 55720, 58108, 60496, 72635, 75620, 77672, 97090, 101689, 105868, 110960, 111440, 116216, 132335, 145270, 151240, 155344, 194180, 203378, 211736, 232432, 264670, 276013, 290540, 302480, 388360, 406756, 423472, 508445, 529340, 552026, 581080, 776720, 813512, 1016890, 1058680, 1104052, 1162160, 1380065, 1627024, 1932091, 2033780, 2117360, 2208104, 2760130, 3864182, 4067560, 4416208, 5520260, 7728364, 8135120, 9660455, 11040520, 15456728, 19320910, 22081040, 30913456, 38641820, 77283640, 154567280]

約数ペア:

[(1, 154567280), (2, 77283640), (4, 38641820), (5, 30913456), (7, 22081040), (8, 19320910), (10, 15456728), (14, 11040520), (16, 9660455), (19, 8135120), (20, 7728364), (28, 5520260), (35, 4416208), (38, 4067560), (40, 3864182), (56, 2760130), (70, 2208104), (73, 2117360), (76, 2033780), (80, 1932091), (95, 1627024), (112, 1380065), (133, 1162160), (140, 1104052), (146, 1058680), (152, 1016890), (190, 813512), (199, 776720), (266, 581080), (280, 552026), (292, 529340), (304, 508445), (365, 423472), (380, 406756), (398, 388360), (511, 302480), (532, 290540), (560, 276013), (584, 264670), (665, 232432), (730, 211736), (760, 203378), (796, 194180), (995, 155344), (1022, 151240), (1064, 145270), (1168, 132335), (1330, 116216), (1387, 111440), (1393, 110960), (1460, 105868), (1520, 101689), (1592, 97090), (1990, 77672), (2044, 75620), (2128, 72635), (2555, 60496), (2660, 58108), (2774, 55720), (2786, 55480), (2920, 52934), (3184, 48545), (3781, 40880), (3980, 38836), (4088, 37810), (5110, 30248), (5320, 29054), (5548, 27860), (5572, 27740), (5840, 26467), (6935, 22288), (6965, 22192), (7562, 20440), (7960, 19418), (8176, 18905), (9709, 15920), (10220, 15124), (10640, 14527), (11096, 13930), (11144, 13870)]