443360820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{7937}}^1$

素因数の和:7982

約数の個数: 144

約数和(自身を含む): 1520285760

約数和(自身を除く): 1076924940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 49, 57, 60, 70, 76, 84, 95, 98, 105, 114, 133, 140, 147, 190, 196, 210, 228, 245, 266, 285, 294, 380, 399, 420, 490, 532, 570, 588, 665, 735, 798, 931, 980, 1140, 1330, 1470, 1596, 1862, 1995, 2660, 2793, 2940, 3724, 3990, 4655, 5586, 7937, 7980, 9310, 11172, 13965, 15874, 18620, 23811, 27930, 31748, 39685, 47622, 55559, 55860, 79370, 95244, 111118, 119055, 150803, 158740, 166677, 222236, 238110, 277795, 301606, 333354, 388913, 452409, 476220, 555590, 603212, 666708, 754015, 777826, 833385, 904818, 1055621, 1111180, 1166739, 1508030, 1555652, 1666770, 1809636, 1944565, 2111242, 2262045, 2333478, 3016060, 3166863, 3333540, 3889130, 4222484, 4524090, 4666956, 5278105, 5833695, 6333726, 7389347, 7778260, 9048180, 10556210, 11667390, 12667452, 14778694, 15834315, 21112420, 22168041, 23334780, 29557388, 31668630, 36946735, 44336082, 63337260, 73893470, 88672164, 110840205, 147786940, 221680410, 443360820]

約数ペア:

[(1, 443360820), (2, 221680410), (3, 147786940), (4, 110840205), (5, 88672164), (6, 73893470), (7, 63337260), (10, 44336082), (12, 36946735), (14, 31668630), (15, 29557388), (19, 23334780), (20, 22168041), (21, 21112420), (28, 15834315), (30, 14778694), (35, 12667452), (38, 11667390), (42, 10556210), (49, 9048180), (57, 7778260), (60, 7389347), (70, 6333726), (76, 5833695), (84, 5278105), (95, 4666956), (98, 4524090), (105, 4222484), (114, 3889130), (133, 3333540), (140, 3166863), (147, 3016060), (190, 2333478), (196, 2262045), (210, 2111242), (228, 1944565), (245, 1809636), (266, 1666770), (285, 1555652), (294, 1508030), (380, 1166739), (399, 1111180), (420, 1055621), (490, 904818), (532, 833385), (570, 777826), (588, 754015), (665, 666708), (735, 603212), (798, 555590), (931, 476220), (980, 452409), (1140, 388913), (1330, 333354), (1470, 301606), (1596, 277795), (1862, 238110), (1995, 222236), (2660, 166677), (2793, 158740), (2940, 150803), (3724, 119055), (3990, 111118), (4655, 95244), (5586, 79370), (7937, 55860), (7980, 55559), (9310, 47622), (11172, 39685), (13965, 31748), (15874, 27930), (18620, 23811)]