2489742990

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{7499}}^1$

素因数の和:7567

約数の個数: 192

約数和(自身を含む): 8087040000

約数和(自身を除く): 5597297010

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 17, 18, 21, 30, 31, 34, 35, 42, 45, 51, 62, 63, 70, 85, 90, 93, 102, 105, 119, 126, 153, 155, 170, 186, 210, 217, 238, 255, 279, 306, 310, 315, 357, 434, 465, 510, 527, 558, 595, 630, 651, 714, 765, 930, 1054, 1071, 1085, 1190, 1302, 1395, 1530, 1581, 1785, 1953, 2142, 2170, 2635, 2790, 3162, 3255, 3570, 3689, 3906, 4743, 5270, 5355, 6510, 7378, 7499, 7905, 9486, 9765, 10710, 11067, 14998, 15810, 18445, 19530, 22134, 22497, 23715, 33201, 36890, 37495, 44994, 47430, 52493, 55335, 66402, 67491, 74990, 104986, 110670, 112485, 127483, 134982, 157479, 166005, 224970, 232469, 254966, 262465, 314958, 332010, 337455, 382449, 464938, 472437, 524930, 637415, 674910, 697407, 764898, 787395, 892381, 944874, 1147347, 1162345, 1274830, 1394814, 1574790, 1627283, 1784762, 1912245, 2092221, 2294694, 2324690, 2362185, 2677143, 3254566, 3487035, 3824490, 3951973, 4184442, 4461905, 4724370, 4881849, 5354286, 5736735, 6974070, 7903946, 8031429, 8136415, 8923810, 9763698, 10461105, 11473470, 11855919, 13385715, 14645547, 16062858, 16272830, 19759865, 20922210, 23711838, 24409245, 26771430, 27663811, 29291094, 35567757, 39519730, 40157145, 48818490, 55327622, 59279595, 71135514, 73227735, 80314290, 82991433, 118559190, 138319055, 146455470, 165982866, 177838785, 248974299, 276638110, 355677570, 414957165, 497948598, 829914330, 1244871495, 2489742990]

約数ペア:

[(1, 2489742990), (2, 1244871495), (3, 829914330), (5, 497948598), (6, 414957165), (7, 355677570), (9, 276638110), (10, 248974299), (14, 177838785), (15, 165982866), (17, 146455470), (18, 138319055), (21, 118559190), (30, 82991433), (31, 80314290), (34, 73227735), (35, 71135514), (42, 59279595), (45, 55327622), (51, 48818490), (62, 40157145), (63, 39519730), (70, 35567757), (85, 29291094), (90, 27663811), (93, 26771430), (102, 24409245), (105, 23711838), (119, 20922210), (126, 19759865), (153, 16272830), (155, 16062858), (170, 14645547), (186, 13385715), (210, 11855919), (217, 11473470), (238, 10461105), (255, 9763698), (279, 8923810), (306, 8136415), (310, 8031429), (315, 7903946), (357, 6974070), (434, 5736735), (465, 5354286), (510, 4881849), (527, 4724370), (558, 4461905), (595, 4184442), (630, 3951973), (651, 3824490), (714, 3487035), (765, 3254566), (930, 2677143), (1054, 2362185), (1071, 2324690), (1085, 2294694), (1190, 2092221), (1302, 1912245), (1395, 1784762), (1530, 1627283), (1581, 1574790), (1785, 1394814), (1953, 1274830), (2142, 1162345), (2170, 1147347), (2635, 944874), (2790, 892381), (3162, 787395), (3255, 764898), (3570, 697407), (3689, 674910), (3906, 637415), (4743, 524930), (5270, 472437), (5355, 464938), (6510, 382449), (7378, 337455), (7499, 332010), (7905, 314958), (9486, 262465), (9765, 254966), (10710, 232469), (11067, 224970), (14998, 166005), (15810, 157479), (18445, 134982), (19530, 127483), (22134, 112485), (22497, 110670), (23715, 104986), (33201, 74990), (36890, 67491), (37495, 66402), (44994, 55335), (47430, 52493)]