248225120

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{571}}^1$

素因数の和:629

約数の個数: 192

約数和(自身を含む): 726485760

約数和(自身を除く): 478260640

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 19, 20, 22, 26, 32, 38, 40, 44, 52, 55, 65, 76, 80, 88, 95, 104, 110, 130, 143, 152, 160, 176, 190, 208, 209, 220, 247, 260, 286, 304, 352, 380, 416, 418, 440, 494, 520, 571, 572, 608, 715, 760, 836, 880, 988, 1040, 1045, 1142, 1144, 1235, 1430, 1520, 1672, 1760, 1976, 2080, 2090, 2284, 2288, 2470, 2717, 2855, 2860, 3040, 3344, 3952, 4180, 4568, 4576, 4940, 5434, 5710, 5720, 6281, 6688, 7423, 7904, 8360, 9136, 9880, 10849, 10868, 11420, 11440, 12562, 13585, 14846, 16720, 18272, 19760, 21698, 21736, 22840, 22880, 25124, 27170, 29692, 31405, 33440, 37115, 39520, 43396, 43472, 45680, 50248, 54245, 54340, 59384, 62810, 74230, 81653, 86792, 86944, 91360, 100496, 108490, 108680, 118768, 119339, 125620, 141037, 148460, 163306, 173584, 200992, 216980, 217360, 237536, 238678, 251240, 282074, 296920, 326612, 347168, 408265, 433960, 434720, 477356, 502480, 564148, 593840, 596695, 653224, 705185, 816530, 867920, 954712, 1004960, 1128296, 1187680, 1193390, 1306448, 1410370, 1551407, 1633060, 1735840, 1909424, 2256592, 2386780, 2612896, 2820740, 3102814, 3266120, 3818848, 4513184, 4773560, 5641480, 6205628, 6532240, 7757035, 9547120, 11282960, 12411256, 13064480, 15514070, 19094240, 22565920, 24822512, 31028140, 49645024, 62056280, 124112560, 248225120]

約数ペア:

[(1, 248225120), (2, 124112560), (4, 62056280), (5, 49645024), (8, 31028140), (10, 24822512), (11, 22565920), (13, 19094240), (16, 15514070), (19, 13064480), (20, 12411256), (22, 11282960), (26, 9547120), (32, 7757035), (38, 6532240), (40, 6205628), (44, 5641480), (52, 4773560), (55, 4513184), (65, 3818848), (76, 3266120), (80, 3102814), (88, 2820740), (95, 2612896), (104, 2386780), (110, 2256592), (130, 1909424), (143, 1735840), (152, 1633060), (160, 1551407), (176, 1410370), (190, 1306448), (208, 1193390), (209, 1187680), (220, 1128296), (247, 1004960), (260, 954712), (286, 867920), (304, 816530), (352, 705185), (380, 653224), (416, 596695), (418, 593840), (440, 564148), (494, 502480), (520, 477356), (571, 434720), (572, 433960), (608, 408265), (715, 347168), (760, 326612), (836, 296920), (880, 282074), (988, 251240), (1040, 238678), (1045, 237536), (1142, 217360), (1144, 216980), (1235, 200992), (1430, 173584), (1520, 163306), (1672, 148460), (1760, 141037), (1976, 125620), (2080, 119339), (2090, 118768), (2284, 108680), (2288, 108490), (2470, 100496), (2717, 91360), (2855, 86944), (2860, 86792), (3040, 81653), (3344, 74230), (3952, 62810), (4180, 59384), (4568, 54340), (4576, 54245), (4940, 50248), (5434, 45680), (5710, 43472), (5720, 43396), (6281, 39520), (6688, 37115), (7423, 33440), (7904, 31405), (8360, 29692), (9136, 27170), (9880, 25124), (10849, 22880), (10868, 22840), (11420, 21736), (11440, 21698), (12562, 19760), (13585, 18272), (14846, 16720)]