720402480

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7523}}^1$

素因数の和:7568

約数の個数: 240

約数和(自身を含む): 2910885120

約数和(自身を除く): 2190482640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 42, 45, 48, 56, 57, 60, 63, 70, 72, 76, 80, 84, 90, 95, 105, 112, 114, 120, 126, 133, 140, 144, 152, 168, 171, 180, 190, 210, 228, 240, 252, 266, 280, 285, 304, 315, 336, 342, 360, 380, 399, 420, 456, 504, 532, 560, 570, 630, 665, 684, 720, 760, 798, 840, 855, 912, 1008, 1064, 1140, 1197, 1260, 1330, 1368, 1520, 1596, 1680, 1710, 1995, 2128, 2280, 2394, 2520, 2660, 2736, 3192, 3420, 3990, 4560, 4788, 5040, 5320, 5985, 6384, 6840, 7523, 7980, 9576, 10640, 11970, 13680, 15046, 15960, 19152, 22569, 23940, 30092, 31920, 37615, 45138, 47880, 52661, 60184, 67707, 75230, 90276, 95760, 105322, 112845, 120368, 135414, 142937, 150460, 157983, 180552, 210644, 225690, 263305, 270828, 285874, 300920, 315966, 338535, 361104, 421288, 428811, 451380, 473949, 526610, 541656, 571748, 601840, 631932, 677070, 714685, 789915, 842576, 857622, 902760, 947898, 1000559, 1053220, 1083312, 1143496, 1263864, 1286433, 1354140, 1429370, 1579830, 1715244, 1805520, 1895796, 2001118, 2106440, 2144055, 2286992, 2369745, 2527728, 2572866, 2708280, 2858740, 3001677, 3159660, 3430488, 3791592, 4002236, 4212880, 4288110, 4739490, 5002795, 5145732, 5416560, 5717480, 6003354, 6319320, 6432165, 6860976, 7583184, 8004472, 8576220, 9005031, 9478980, 10005590, 10291464, 11434960, 12006708, 12638640, 12864330, 15008385, 16008944, 17152440, 18010062, 18957960, 20011180, 20582928, 24013416, 25728660, 30016770, 34304880, 36020124, 37915920, 40022360, 45025155, 48026832, 51457320, 60033540, 72040248, 80044720, 90050310, 102914640, 120067080, 144080496, 180100620, 240134160, 360201240, 720402480]

約数ペア:

[(1, 720402480), (2, 360201240), (3, 240134160), (4, 180100620), (5, 144080496), (6, 120067080), (7, 102914640), (8, 90050310), (9, 80044720), (10, 72040248), (12, 60033540), (14, 51457320), (15, 48026832), (16, 45025155), (18, 40022360), (19, 37915920), (20, 36020124), (21, 34304880), (24, 30016770), (28, 25728660), (30, 24013416), (35, 20582928), (36, 20011180), (38, 18957960), (40, 18010062), (42, 17152440), (45, 16008944), (48, 15008385), (56, 12864330), (57, 12638640), (60, 12006708), (63, 11434960), (70, 10291464), (72, 10005590), (76, 9478980), (80, 9005031), (84, 8576220), (90, 8004472), (95, 7583184), (105, 6860976), (112, 6432165), (114, 6319320), (120, 6003354), (126, 5717480), (133, 5416560), (140, 5145732), (144, 5002795), (152, 4739490), (168, 4288110), (171, 4212880), (180, 4002236), (190, 3791592), (210, 3430488), (228, 3159660), (240, 3001677), (252, 2858740), (266, 2708280), (280, 2572866), (285, 2527728), (304, 2369745), (315, 2286992), (336, 2144055), (342, 2106440), (360, 2001118), (380, 1895796), (399, 1805520), (420, 1715244), (456, 1579830), (504, 1429370), (532, 1354140), (560, 1286433), (570, 1263864), (630, 1143496), (665, 1083312), (684, 1053220), (720, 1000559), (760, 947898), (798, 902760), (840, 857622), (855, 842576), (912, 789915), (1008, 714685), (1064, 677070), (1140, 631932), (1197, 601840), (1260, 571748), (1330, 541656), (1368, 526610), (1520, 473949), (1596, 451380), (1680, 428811), (1710, 421288), (1995, 361104), (2128, 338535), (2280, 315966), (2394, 300920), (2520, 285874), (2660, 270828), (2736, 263305), (3192, 225690), (3420, 210644), (3990, 180552), (4560, 157983), (4788, 150460), (5040, 142937), (5320, 135414), (5985, 120368), (6384, 112845), (6840, 105322), (7523, 95760), (7980, 90276), (9576, 75230), (10640, 67707), (11970, 60184), (13680, 52661), (15046, 47880), (15960, 45138), (19152, 37615), (22569, 31920), (23940, 30092)]