280657260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:185

約数の個数: 288

約数和(自身を含む): 977453568

約数和(自身を除く): 696796308

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 45, 52, 53, 60, 62, 65, 73, 78, 90, 93, 106, 117, 124, 130, 146, 155, 156, 159, 180, 186, 195, 212, 219, 234, 260, 265, 279, 292, 310, 318, 365, 372, 390, 403, 438, 465, 468, 477, 530, 558, 585, 620, 636, 657, 689, 730, 780, 795, 806, 876, 930, 949, 954, 1060, 1095, 1116, 1170, 1209, 1314, 1378, 1395, 1460, 1590, 1612, 1643, 1860, 1898, 1908, 2015, 2067, 2190, 2263, 2340, 2385, 2418, 2628, 2756, 2790, 2847, 3180, 3285, 3286, 3445, 3627, 3796, 3869, 4030, 4134, 4380, 4526, 4745, 4770, 4836, 4929, 5580, 5694, 6045, 6201, 6570, 6572, 6789, 6890, 7254, 7738, 8060, 8215, 8268, 8541, 9052, 9490, 9540, 9858, 10335, 11315, 11388, 11607, 12090, 12402, 13140, 13578, 13780, 14235, 14508, 14787, 15476, 16430, 17082, 18135, 18980, 19345, 19716, 20367, 20670, 21359, 22630, 23214, 24180, 24645, 24804, 27156, 28470, 29419, 29574, 31005, 32860, 33945, 34164, 34821, 36270, 38690, 40734, 41340, 42705, 42718, 45260, 46428, 49290, 50297, 56940, 58035, 58838, 59148, 62010, 64077, 67890, 69642, 72540, 73935, 77380, 81468, 85410, 85436, 88257, 98580, 100594, 101835, 106795, 116070, 117676, 119939, 124020, 128154, 135780, 139284, 147095, 147870, 150891, 170820, 174105, 176514, 192231, 201188, 203670, 213590, 232140, 239878, 251485, 256308, 264771, 294190, 295740, 301782, 320385, 348210, 353028, 359817, 384462, 407340, 427180, 441285, 452673, 479756, 502970, 529542, 588380, 599695, 603564, 640770, 696420, 719634, 754455, 768924, 882570, 905346, 961155, 1005940, 1059084, 1079451, 1199390, 1281540, 1323855, 1439268, 1508910, 1559207, 1765140, 1799085, 1810692, 1922310, 2158902, 2263365, 2398780, 2647710, 3017820, 3118414, 3598170, 3844620, 4317804, 4526730, 4677621, 5295420, 5397255, 6236828, 7196340, 7796035, 9053460, 9355242, 10794510, 14032863, 15592070, 18710484, 21589020, 23388105, 28065726, 31184140, 46776210, 56131452, 70164315, 93552420, 140328630, 280657260]

約数ペア:

[(1, 280657260), (2, 140328630), (3, 93552420), (4, 70164315), (5, 56131452), (6, 46776210), (9, 31184140), (10, 28065726), (12, 23388105), (13, 21589020), (15, 18710484), (18, 15592070), (20, 14032863), (26, 10794510), (30, 9355242), (31, 9053460), (36, 7796035), (39, 7196340), (45, 6236828), (52, 5397255), (53, 5295420), (60, 4677621), (62, 4526730), (65, 4317804), (73, 3844620), (78, 3598170), (90, 3118414), (93, 3017820), (106, 2647710), (117, 2398780), (124, 2263365), (130, 2158902), (146, 1922310), (155, 1810692), (156, 1799085), (159, 1765140), (180, 1559207), (186, 1508910), (195, 1439268), (212, 1323855), (219, 1281540), (234, 1199390), (260, 1079451), (265, 1059084), (279, 1005940), (292, 961155), (310, 905346), (318, 882570), (365, 768924), (372, 754455), (390, 719634), (403, 696420), (438, 640770), (465, 603564), (468, 599695), (477, 588380), (530, 529542), (558, 502970), (585, 479756), (620, 452673), (636, 441285), (657, 427180), (689, 407340), (730, 384462), (780, 359817), (795, 353028), (806, 348210), (876, 320385), (930, 301782), (949, 295740), (954, 294190), (1060, 264771), (1095, 256308), (1116, 251485), (1170, 239878), (1209, 232140), (1314, 213590), (1378, 203670), (1395, 201188), (1460, 192231), (1590, 176514), (1612, 174105), (1643, 170820), (1860, 150891), (1898, 147870), (1908, 147095), (2015, 139284), (2067, 135780), (2190, 128154), (2263, 124020), (2340, 119939), (2385, 117676), (2418, 116070), (2628, 106795), (2756, 101835), (2790, 100594), (2847, 98580), (3180, 88257), (3285, 85436), (3286, 85410), (3445, 81468), (3627, 77380), (3796, 73935), (3869, 72540), (4030, 69642), (4134, 67890), (4380, 64077), (4526, 62010), (4745, 59148), (4770, 58838), (4836, 58035), (4929, 56940), (5580, 50297), (5694, 49290), (6045, 46428), (6201, 45260), (6570, 42718), (6572, 42705), (6789, 41340), (6890, 40734), (7254, 38690), (7738, 36270), (8060, 34821), (8215, 34164), (8268, 33945), (8541, 32860), (9052, 31005), (9490, 29574), (9540, 29419), (9858, 28470), (10335, 27156), (11315, 24804), (11388, 24645), (11607, 24180), (12090, 23214), (12402, 22630), (13140, 21359), (13578, 20670), (13780, 20367), (14235, 19716), (14508, 19345), (14787, 18980), (15476, 18135), (16430, 17082)]