248181040

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:315

約数の個数: 160

約数和(自身を含む): 657100800

約数和(自身を除く): 408919760

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 31, 38, 40, 46, 62, 76, 80, 92, 95, 115, 124, 152, 155, 184, 190, 229, 230, 248, 304, 310, 368, 380, 437, 458, 460, 496, 589, 620, 713, 760, 874, 916, 920, 1145, 1178, 1240, 1426, 1520, 1748, 1832, 1840, 2185, 2290, 2356, 2480, 2852, 2945, 3496, 3565, 3664, 4351, 4370, 4580, 4712, 5267, 5704, 5890, 6992, 7099, 7130, 8702, 8740, 9160, 9424, 10534, 11408, 11780, 13547, 14198, 14260, 17404, 17480, 18320, 21068, 21755, 23560, 26335, 27094, 28396, 28520, 34808, 34960, 35495, 42136, 43510, 47120, 52670, 54188, 56792, 57040, 67735, 69616, 70990, 84272, 87020, 100073, 105340, 108376, 113584, 134881, 135470, 141980, 163277, 174040, 200146, 210680, 216752, 269762, 270940, 283960, 326554, 348080, 400292, 421360, 500365, 539524, 541880, 567920, 653108, 674405, 800584, 816385, 1000730, 1079048, 1083760, 1306216, 1348810, 1601168, 1632770, 2001460, 2158096, 2612432, 2697620, 3102263, 3265540, 4002920, 5395240, 6204526, 6531080, 8005840, 10790480, 12409052, 13062160, 15511315, 24818104, 31022630, 49636208, 62045260, 124090520, 248181040]

約数ペア:

[(1, 248181040), (2, 124090520), (4, 62045260), (5, 49636208), (8, 31022630), (10, 24818104), (16, 15511315), (19, 13062160), (20, 12409052), (23, 10790480), (31, 8005840), (38, 6531080), (40, 6204526), (46, 5395240), (62, 4002920), (76, 3265540), (80, 3102263), (92, 2697620), (95, 2612432), (115, 2158096), (124, 2001460), (152, 1632770), (155, 1601168), (184, 1348810), (190, 1306216), (229, 1083760), (230, 1079048), (248, 1000730), (304, 816385), (310, 800584), (368, 674405), (380, 653108), (437, 567920), (458, 541880), (460, 539524), (496, 500365), (589, 421360), (620, 400292), (713, 348080), (760, 326554), (874, 283960), (916, 270940), (920, 269762), (1145, 216752), (1178, 210680), (1240, 200146), (1426, 174040), (1520, 163277), (1748, 141980), (1832, 135470), (1840, 134881), (2185, 113584), (2290, 108376), (2356, 105340), (2480, 100073), (2852, 87020), (2945, 84272), (3496, 70990), (3565, 69616), (3664, 67735), (4351, 57040), (4370, 56792), (4580, 54188), (4712, 52670), (5267, 47120), (5704, 43510), (5890, 42136), (6992, 35495), (7099, 34960), (7130, 34808), (8702, 28520), (8740, 28396), (9160, 27094), (9424, 26335), (10534, 23560), (11408, 21755), (11780, 21068), (13547, 18320), (14198, 17480), (14260, 17404)]