249182960

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1$

素因数の和:247

約数の個数: 160

約数和(自身を含む): 659957760

約数和(自身を除く): 410774800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 59, 62, 65, 80, 104, 118, 124, 130, 131, 155, 208, 236, 248, 260, 262, 295, 310, 403, 472, 496, 520, 524, 590, 620, 655, 767, 806, 944, 1040, 1048, 1180, 1240, 1310, 1534, 1612, 1703, 1829, 2015, 2096, 2360, 2480, 2620, 3068, 3224, 3406, 3658, 3835, 4030, 4061, 4720, 5240, 6136, 6448, 6812, 7316, 7670, 7729, 8060, 8122, 8515, 9145, 10480, 12272, 13624, 14632, 15340, 15458, 16120, 16244, 17030, 18290, 20305, 23777, 27248, 29264, 30680, 30916, 32240, 32488, 34060, 36580, 38645, 40610, 47554, 52793, 61360, 61832, 64976, 68120, 73160, 77290, 81220, 95108, 100477, 105586, 118885, 123664, 136240, 146320, 154580, 162440, 190216, 200954, 211172, 237770, 239599, 263965, 309160, 324880, 380432, 401908, 422344, 475540, 479198, 502385, 527930, 618320, 803816, 844688, 951080, 958396, 1004770, 1055860, 1197995, 1607632, 1902160, 1916792, 2009540, 2111720, 2395990, 3114787, 3833584, 4019080, 4223440, 4791980, 6229574, 8038160, 9583960, 12459148, 15573935, 19167920, 24918296, 31147870, 49836592, 62295740, 124591480, 249182960]

約数ペア:

[(1, 249182960), (2, 124591480), (4, 62295740), (5, 49836592), (8, 31147870), (10, 24918296), (13, 19167920), (16, 15573935), (20, 12459148), (26, 9583960), (31, 8038160), (40, 6229574), (52, 4791980), (59, 4223440), (62, 4019080), (65, 3833584), (80, 3114787), (104, 2395990), (118, 2111720), (124, 2009540), (130, 1916792), (131, 1902160), (155, 1607632), (208, 1197995), (236, 1055860), (248, 1004770), (260, 958396), (262, 951080), (295, 844688), (310, 803816), (403, 618320), (472, 527930), (496, 502385), (520, 479198), (524, 475540), (590, 422344), (620, 401908), (655, 380432), (767, 324880), (806, 309160), (944, 263965), (1040, 239599), (1048, 237770), (1180, 211172), (1240, 200954), (1310, 190216), (1534, 162440), (1612, 154580), (1703, 146320), (1829, 136240), (2015, 123664), (2096, 118885), (2360, 105586), (2480, 100477), (2620, 95108), (3068, 81220), (3224, 77290), (3406, 73160), (3658, 68120), (3835, 64976), (4030, 61832), (4061, 61360), (4720, 52793), (5240, 47554), (6136, 40610), (6448, 38645), (6812, 36580), (7316, 34060), (7670, 32488), (7729, 32240), (8060, 30916), (8122, 30680), (8515, 29264), (9145, 27248), (10480, 23777), (12272, 20305), (13624, 18290), (14632, 17030), (15340, 16244), (15458, 16120)]