280302120

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{727}}^1$

素因数の和:774

約数の個数: 320

約数和(自身を含む): 1141620480

約数和(自身を除く): 861318360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 17, 18, 20, 21, 24, 27, 28, 30, 34, 35, 36, 40, 42, 45, 51, 54, 56, 60, 63, 68, 70, 72, 81, 84, 85, 90, 102, 105, 108, 119, 120, 126, 135, 136, 140, 153, 162, 168, 170, 180, 189, 204, 210, 216, 238, 252, 255, 270, 280, 306, 315, 324, 340, 357, 360, 378, 405, 408, 420, 459, 476, 504, 510, 540, 567, 595, 612, 630, 648, 680, 714, 727, 756, 765, 810, 840, 918, 945, 952, 1020, 1071, 1080, 1134, 1190, 1224, 1260, 1377, 1428, 1454, 1512, 1530, 1620, 1785, 1836, 1890, 2040, 2142, 2181, 2268, 2295, 2380, 2520, 2754, 2835, 2856, 2908, 3060, 3213, 3240, 3570, 3635, 3672, 3780, 4284, 4362, 4536, 4590, 4760, 5089, 5355, 5508, 5670, 5816, 6120, 6426, 6543, 6885, 7140, 7270, 7560, 8568, 8724, 9180, 9639, 10178, 10710, 10905, 11016, 11340, 12359, 12852, 13086, 13770, 14280, 14540, 15267, 16065, 17448, 18360, 19278, 19629, 20356, 21420, 21810, 22680, 24718, 25445, 25704, 26172, 27540, 29080, 30534, 32130, 32715, 37077, 38556, 39258, 40712, 42840, 43620, 45801, 48195, 49436, 50890, 52344, 55080, 58887, 61068, 61795, 64260, 65430, 74154, 76335, 77112, 78516, 86513, 87240, 91602, 96390, 98145, 98872, 101780, 111231, 117774, 122136, 123590, 128520, 130860, 137403, 148308, 152670, 157032, 173026, 183204, 185385, 192780, 196290, 203560, 222462, 229005, 235548, 247180, 259539, 261720, 274806, 294435, 296616, 305340, 333693, 346052, 366408, 370770, 385560, 392580, 412209, 432565, 444924, 458010, 471096, 494360, 519078, 549612, 556155, 588870, 610680, 667386, 687015, 692104, 741540, 778617, 785160, 824418, 865130, 889848, 916020, 1001079, 1038156, 1099224, 1112310, 1177740, 1297695, 1334772, 1374030, 1483080, 1557234, 1648836, 1668465, 1730260, 1832040, 2002158, 2061045, 2076312, 2224620, 2335851, 2355480, 2595390, 2669544, 2748060, 3114468, 3297672, 3336930, 3460520, 3893085, 4004316, 4122090, 4449240, 4671702, 5005395, 5190780, 5496120, 6228936, 6673860, 7007553, 7786170, 8008632, 8244180, 9343404, 10010790, 10381560, 11679255, 13347720, 14015106, 15572340, 16488360, 18686808, 20021580, 23358510, 28030212, 31144680, 35037765, 40043160, 46717020, 56060424, 70075530, 93434040, 140151060, 280302120]

約数ペア:

[(1, 280302120), (2, 140151060), (3, 93434040), (4, 70075530), (5, 56060424), (6, 46717020), (7, 40043160), (8, 35037765), (9, 31144680), (10, 28030212), (12, 23358510), (14, 20021580), (15, 18686808), (17, 16488360), (18, 15572340), (20, 14015106), (21, 13347720), (24, 11679255), (27, 10381560), (28, 10010790), (30, 9343404), (34, 8244180), (35, 8008632), (36, 7786170), (40, 7007553), (42, 6673860), (45, 6228936), (51, 5496120), (54, 5190780), (56, 5005395), (60, 4671702), (63, 4449240), (68, 4122090), (70, 4004316), (72, 3893085), (81, 3460520), (84, 3336930), (85, 3297672), (90, 3114468), (102, 2748060), (105, 2669544), (108, 2595390), (119, 2355480), (120, 2335851), (126, 2224620), (135, 2076312), (136, 2061045), (140, 2002158), (153, 1832040), (162, 1730260), (168, 1668465), (170, 1648836), (180, 1557234), (189, 1483080), (204, 1374030), (210, 1334772), (216, 1297695), (238, 1177740), (252, 1112310), (255, 1099224), (270, 1038156), (280, 1001079), (306, 916020), (315, 889848), (324, 865130), (340, 824418), (357, 785160), (360, 778617), (378, 741540), (405, 692104), (408, 687015), (420, 667386), (459, 610680), (476, 588870), (504, 556155), (510, 549612), (540, 519078), (567, 494360), (595, 471096), (612, 458010), (630, 444924), (648, 432565), (680, 412209), (714, 392580), (727, 385560), (756, 370770), (765, 366408), (810, 346052), (840, 333693), (918, 305340), (945, 296616), (952, 294435), (1020, 274806), (1071, 261720), (1080, 259539), (1134, 247180), (1190, 235548), (1224, 229005), (1260, 222462), (1377, 203560), (1428, 196290), (1454, 192780), (1512, 185385), (1530, 183204), (1620, 173026), (1785, 157032), (1836, 152670), (1890, 148308), (2040, 137403), (2142, 130860), (2181, 128520), (2268, 123590), (2295, 122136), (2380, 117774), (2520, 111231), (2754, 101780), (2835, 98872), (2856, 98145), (2908, 96390), (3060, 91602), (3213, 87240), (3240, 86513), (3570, 78516), (3635, 77112), (3672, 76335), (3780, 74154), (4284, 65430), (4362, 64260), (4536, 61795), (4590, 61068), (4760, 58887), (5089, 55080), (5355, 52344), (5508, 50890), (5670, 49436), (5816, 48195), (6120, 45801), (6426, 43620), (6543, 42840), (6885, 40712), (7140, 39258), (7270, 38556), (7560, 37077), (8568, 32715), (8724, 32130), (9180, 30534), (9639, 29080), (10178, 27540), (10710, 26172), (10905, 25704), (11016, 25445), (11340, 24718), (12359, 22680), (12852, 21810), (13086, 21420), (13770, 20356), (14280, 19629), (14540, 19278), (15267, 18360), (16065, 17448)]