28216650

素因数分解:

$2^1\times 3^1\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{349}}^1$

素因数の和:389

約数の個数: 144

約数和(自身を含む): 89056800

約数和(自身を除く): 60840150

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 25, 30, 33, 35, 42, 49, 50, 55, 66, 70, 75, 77, 98, 105, 110, 147, 150, 154, 165, 175, 210, 231, 245, 275, 294, 330, 349, 350, 385, 462, 490, 525, 539, 550, 698, 735, 770, 825, 1047, 1050, 1078, 1155, 1225, 1470, 1617, 1650, 1745, 1925, 2094, 2310, 2443, 2450, 2695, 3234, 3490, 3675, 3839, 3850, 4886, 5235, 5390, 5775, 7329, 7350, 7678, 8085, 8725, 10470, 11517, 11550, 12215, 13475, 14658, 16170, 17101, 17450, 19195, 23034, 24430, 26175, 26873, 26950, 34202, 36645, 38390, 40425, 51303, 52350, 53746, 57585, 61075, 73290, 80619, 80850, 85505, 95975, 102606, 115170, 122150, 134365, 161238, 171010, 183225, 188111, 191950, 256515, 268730, 287925, 366450, 376222, 403095, 427525, 513030, 564333, 575850, 671825, 806190, 855050, 940555, 1128666, 1282575, 1343650, 1881110, 2015475, 2565150, 2821665, 4030950, 4702775, 5643330, 9405550, 14108325, 28216650]

約数ペア:

[(1, 28216650), (2, 14108325), (3, 9405550), (5, 5643330), (6, 4702775), (7, 4030950), (10, 2821665), (11, 2565150), (14, 2015475), (15, 1881110), (21, 1343650), (22, 1282575), (25, 1128666), (30, 940555), (33, 855050), (35, 806190), (42, 671825), (49, 575850), (50, 564333), (55, 513030), (66, 427525), (70, 403095), (75, 376222), (77, 366450), (98, 287925), (105, 268730), (110, 256515), (147, 191950), (150, 188111), (154, 183225), (165, 171010), (175, 161238), (210, 134365), (231, 122150), (245, 115170), (275, 102606), (294, 95975), (330, 85505), (349, 80850), (350, 80619), (385, 73290), (462, 61075), (490, 57585), (525, 53746), (539, 52350), (550, 51303), (698, 40425), (735, 38390), (770, 36645), (825, 34202), (1047, 26950), (1050, 26873), (1078, 26175), (1155, 24430), (1225, 23034), (1470, 19195), (1617, 17450), (1650, 17101), (1745, 16170), (1925, 14658), (2094, 13475), (2310, 12215), (2443, 11550), (2450, 11517), (2695, 10470), (3234, 8725), (3490, 8085), (3675, 7678), (3839, 7350), (3850, 7329), (4886, 5775), (5235, 5390)]