905558220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{1237}}^1$

素因数の和:1349

約数の個数: 216

約数和(自身を含む): 3236439024

約数和(自身を除く): 2330880804

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 83, 84, 90, 98, 105, 126, 140, 147, 166, 180, 196, 210, 245, 249, 252, 294, 315, 332, 415, 420, 441, 490, 498, 581, 588, 630, 735, 747, 830, 882, 980, 996, 1162, 1237, 1245, 1260, 1470, 1494, 1660, 1743, 1764, 2205, 2324, 2474, 2490, 2905, 2940, 2988, 3486, 3711, 3735, 4067, 4410, 4948, 4980, 5229, 5810, 6185, 6972, 7422, 7470, 8134, 8659, 8715, 8820, 10458, 11133, 11620, 12201, 12370, 14844, 14940, 16268, 17318, 17430, 18555, 20335, 20916, 22266, 24402, 24740, 25977, 26145, 34636, 34860, 36603, 37110, 40670, 43295, 44532, 48804, 51954, 52290, 55665, 60613, 61005, 73206, 74220, 77931, 81340, 86590, 102671, 103908, 104580, 111330, 121226, 122010, 129885, 146412, 155862, 173180, 181839, 183015, 205342, 222660, 242452, 244020, 259770, 303065, 308013, 311724, 363678, 366030, 389655, 410684, 513355, 519540, 545517, 606130, 616026, 718697, 727356, 732060, 779310, 909195, 924039, 1026710, 1091034, 1212260, 1232052, 1437394, 1540065, 1558620, 1818390, 1848078, 2053420, 2156091, 2182068, 2727585, 2874788, 3080130, 3593485, 3636780, 3696156, 4312182, 4620195, 5030879, 5455170, 6160260, 6468273, 7186970, 8624364, 9240390, 10061758, 10780455, 10910340, 12936546, 14373940, 15092637, 18480780, 20123516, 21560910, 25154395, 25873092, 30185274, 32341365, 43121820, 45277911, 50308790, 60370548, 64682730, 75463185, 90555822, 100617580, 129365460, 150926370, 181111644, 226389555, 301852740, 452779110, 905558220]

約数ペア:

[(1, 905558220), (2, 452779110), (3, 301852740), (4, 226389555), (5, 181111644), (6, 150926370), (7, 129365460), (9, 100617580), (10, 90555822), (12, 75463185), (14, 64682730), (15, 60370548), (18, 50308790), (20, 45277911), (21, 43121820), (28, 32341365), (30, 30185274), (35, 25873092), (36, 25154395), (42, 21560910), (45, 20123516), (49, 18480780), (60, 15092637), (63, 14373940), (70, 12936546), (83, 10910340), (84, 10780455), (90, 10061758), (98, 9240390), (105, 8624364), (126, 7186970), (140, 6468273), (147, 6160260), (166, 5455170), (180, 5030879), (196, 4620195), (210, 4312182), (245, 3696156), (249, 3636780), (252, 3593485), (294, 3080130), (315, 2874788), (332, 2727585), (415, 2182068), (420, 2156091), (441, 2053420), (490, 1848078), (498, 1818390), (581, 1558620), (588, 1540065), (630, 1437394), (735, 1232052), (747, 1212260), (830, 1091034), (882, 1026710), (980, 924039), (996, 909195), (1162, 779310), (1237, 732060), (1245, 727356), (1260, 718697), (1470, 616026), (1494, 606130), (1660, 545517), (1743, 519540), (1764, 513355), (2205, 410684), (2324, 389655), (2474, 366030), (2490, 363678), (2905, 311724), (2940, 308013), (2988, 303065), (3486, 259770), (3711, 244020), (3735, 242452), (4067, 222660), (4410, 205342), (4948, 183015), (4980, 181839), (5229, 173180), (5810, 155862), (6185, 146412), (6972, 129885), (7422, 122010), (7470, 121226), (8134, 111330), (8659, 104580), (8715, 103908), (8820, 102671), (10458, 86590), (11133, 81340), (11620, 77931), (12201, 74220), (12370, 73206), (14844, 61005), (14940, 60613), (16268, 55665), (17318, 52290), (17430, 51954), (18555, 48804), (20335, 44532), (20916, 43295), (22266, 40670), (24402, 37110), (24740, 36603), (25977, 34860), (26145, 34636)]