320690040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{461}}^1$

素因数の和:534

約数の個数: 256

約数和(自身を含む): 1149603840

約数和(自身を除く): 828913800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 17, 20, 22, 24, 30, 31, 33, 34, 40, 44, 51, 55, 60, 62, 66, 68, 85, 88, 93, 102, 110, 120, 124, 132, 136, 155, 165, 170, 186, 187, 204, 220, 248, 255, 264, 310, 330, 340, 341, 372, 374, 408, 440, 461, 465, 510, 527, 561, 620, 660, 680, 682, 744, 748, 922, 930, 935, 1020, 1023, 1054, 1122, 1240, 1320, 1364, 1383, 1496, 1581, 1705, 1844, 1860, 1870, 2040, 2046, 2108, 2244, 2305, 2635, 2728, 2766, 2805, 3162, 3410, 3688, 3720, 3740, 4092, 4216, 4488, 4610, 5071, 5115, 5270, 5532, 5610, 5797, 6324, 6820, 6915, 7480, 7837, 7905, 8184, 9220, 10142, 10230, 10540, 11064, 11220, 11594, 12648, 13640, 13830, 14291, 15213, 15674, 15810, 17391, 18440, 20284, 20460, 21080, 22440, 23188, 23511, 25355, 27660, 28582, 28985, 30426, 31348, 31620, 34782, 39185, 40568, 40920, 42873, 46376, 47022, 50710, 55320, 57164, 57970, 60852, 62696, 63240, 69564, 71455, 76065, 78370, 85746, 86207, 86955, 94044, 101420, 114328, 115940, 117555, 121704, 139128, 142910, 152130, 156740, 157201, 171492, 172414, 173910, 188088, 202840, 214365, 231880, 235110, 242947, 258621, 285820, 304260, 313480, 314402, 342984, 344828, 347820, 428730, 431035, 470220, 471603, 485894, 517242, 571640, 608520, 628804, 689656, 695640, 728841, 786005, 857460, 862070, 940440, 943206, 971788, 1034484, 1214735, 1257608, 1293105, 1457682, 1572010, 1714920, 1724140, 1886412, 1943576, 2068968, 2358015, 2429470, 2586210, 2672417, 2915364, 3144020, 3448280, 3644205, 3772824, 4716030, 4858940, 5172420, 5344834, 5830728, 6288040, 7288410, 8017251, 9432060, 9717880, 10344840, 10689668, 13362085, 14576820, 16034502, 18864120, 21379336, 26724170, 29153640, 32069004, 40086255, 53448340, 64138008, 80172510, 106896680, 160345020, 320690040]

約数ペア:

[(1, 320690040), (2, 160345020), (3, 106896680), (4, 80172510), (5, 64138008), (6, 53448340), (8, 40086255), (10, 32069004), (11, 29153640), (12, 26724170), (15, 21379336), (17, 18864120), (20, 16034502), (22, 14576820), (24, 13362085), (30, 10689668), (31, 10344840), (33, 9717880), (34, 9432060), (40, 8017251), (44, 7288410), (51, 6288040), (55, 5830728), (60, 5344834), (62, 5172420), (66, 4858940), (68, 4716030), (85, 3772824), (88, 3644205), (93, 3448280), (102, 3144020), (110, 2915364), (120, 2672417), (124, 2586210), (132, 2429470), (136, 2358015), (155, 2068968), (165, 1943576), (170, 1886412), (186, 1724140), (187, 1714920), (204, 1572010), (220, 1457682), (248, 1293105), (255, 1257608), (264, 1214735), (310, 1034484), (330, 971788), (340, 943206), (341, 940440), (372, 862070), (374, 857460), (408, 786005), (440, 728841), (461, 695640), (465, 689656), (510, 628804), (527, 608520), (561, 571640), (620, 517242), (660, 485894), (680, 471603), (682, 470220), (744, 431035), (748, 428730), (922, 347820), (930, 344828), (935, 342984), (1020, 314402), (1023, 313480), (1054, 304260), (1122, 285820), (1240, 258621), (1320, 242947), (1364, 235110), (1383, 231880), (1496, 214365), (1581, 202840), (1705, 188088), (1844, 173910), (1860, 172414), (1870, 171492), (2040, 157201), (2046, 156740), (2108, 152130), (2244, 142910), (2305, 139128), (2635, 121704), (2728, 117555), (2766, 115940), (2805, 114328), (3162, 101420), (3410, 94044), (3688, 86955), (3720, 86207), (3740, 85746), (4092, 78370), (4216, 76065), (4488, 71455), (4610, 69564), (5071, 63240), (5115, 62696), (5270, 60852), (5532, 57970), (5610, 57164), (5797, 55320), (6324, 50710), (6820, 47022), (6915, 46376), (7480, 42873), (7837, 40920), (7905, 40568), (8184, 39185), (9220, 34782), (10142, 31620), (10230, 31348), (10540, 30426), (11064, 28985), (11220, 28582), (11594, 27660), (12648, 25355), (13640, 23511), (13830, 23188), (14291, 22440), (15213, 21080), (15674, 20460), (15810, 20284), (17391, 18440)]