239646240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{461}}^1$

素因数の和:520

約数の個数: 216

約数和(自身を含む): 864972108

約数和(自身を除く): 625325868

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 96, 114, 120, 144, 152, 160, 171, 180, 190, 228, 240, 285, 288, 304, 342, 360, 361, 380, 456, 461, 480, 570, 608, 684, 720, 722, 760, 855, 912, 922, 1083, 1140, 1368, 1383, 1440, 1444, 1520, 1710, 1805, 1824, 1844, 2166, 2280, 2305, 2736, 2766, 2888, 3040, 3249, 3420, 3610, 3688, 4149, 4332, 4560, 4610, 5415, 5472, 5532, 5776, 6498, 6840, 6915, 7220, 7376, 8298, 8664, 8759, 9120, 9220, 10830, 11064, 11552, 12996, 13680, 13830, 14440, 14752, 16245, 16596, 17328, 17518, 18440, 20745, 21660, 22128, 25992, 26277, 27360, 27660, 28880, 32490, 33192, 34656, 35036, 36880, 41490, 43320, 43795, 44256, 51984, 52554, 55320, 57760, 64980, 66384, 70072, 73760, 78831, 82980, 86640, 87590, 103968, 105108, 110640, 129960, 131385, 132768, 140144, 157662, 165960, 166421, 173280, 175180, 210216, 221280, 259920, 262770, 280288, 315324, 331920, 332842, 350360, 394155, 420432, 499263, 519840, 525540, 630648, 663840, 665684, 700720, 788310, 832105, 840864, 998526, 1051080, 1261296, 1331368, 1401440, 1497789, 1576620, 1664210, 1997052, 2102160, 2496315, 2522592, 2662736, 2995578, 3153240, 3328420, 3994104, 4204320, 4992630, 5325472, 5991156, 6306480, 6656840, 7488945, 7988208, 9985260, 11982312, 12612960, 13313680, 14977890, 15976416, 19970520, 23964624, 26627360, 29955780, 39941040, 47929248, 59911560, 79882080, 119823120, 239646240]

約数ペア:

[(1, 239646240), (2, 119823120), (3, 79882080), (4, 59911560), (5, 47929248), (6, 39941040), (8, 29955780), (9, 26627360), (10, 23964624), (12, 19970520), (15, 15976416), (16, 14977890), (18, 13313680), (19, 12612960), (20, 11982312), (24, 9985260), (30, 7988208), (32, 7488945), (36, 6656840), (38, 6306480), (40, 5991156), (45, 5325472), (48, 4992630), (57, 4204320), (60, 3994104), (72, 3328420), (76, 3153240), (80, 2995578), (90, 2662736), (95, 2522592), (96, 2496315), (114, 2102160), (120, 1997052), (144, 1664210), (152, 1576620), (160, 1497789), (171, 1401440), (180, 1331368), (190, 1261296), (228, 1051080), (240, 998526), (285, 840864), (288, 832105), (304, 788310), (342, 700720), (360, 665684), (361, 663840), (380, 630648), (456, 525540), (461, 519840), (480, 499263), (570, 420432), (608, 394155), (684, 350360), (720, 332842), (722, 331920), (760, 315324), (855, 280288), (912, 262770), (922, 259920), (1083, 221280), (1140, 210216), (1368, 175180), (1383, 173280), (1440, 166421), (1444, 165960), (1520, 157662), (1710, 140144), (1805, 132768), (1824, 131385), (1844, 129960), (2166, 110640), (2280, 105108), (2305, 103968), (2736, 87590), (2766, 86640), (2888, 82980), (3040, 78831), (3249, 73760), (3420, 70072), (3610, 66384), (3688, 64980), (4149, 57760), (4332, 55320), (4560, 52554), (4610, 51984), (5415, 44256), (5472, 43795), (5532, 43320), (5776, 41490), (6498, 36880), (6840, 35036), (6915, 34656), (7220, 33192), (7376, 32490), (8298, 28880), (8664, 27660), (8759, 27360), (9120, 26277), (9220, 25992), (10830, 22128), (11064, 21660), (11552, 20745), (12996, 18440), (13680, 17518), (13830, 17328), (14440, 16596), (14752, 16245)]